| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 12460 | progressive | 퍼즐 게임 (NANA2_F) | Text | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
420
3 4
3 4
2 2
2 3
5 6
3 4
1 1
5 5
1 4
2 3
1 2
1 1
3 3
1 3
3 3
1 4
4 4
1 1
3 3
1 2
2 2
1 2
1 1
1 10
4 5
1 1
4 5
1 2
5 6
1 3
1 3
3 6
8 8
6 9
4 6
4 4
4 6
8 8
3 4
8 10
6 6
4 5
3 4
1 1
1 3
1 4
10 10
3 4
4 4
1 1
2 2
3 3
1 2
1 2
1 2
1 10
2 2
5 7
6 6
4 6
8 8
6 9
7 8
1 4
5 7
3 5
2 4
2 3
5 5
3 6
2 4
7 7
2 5
3 3
3 8
3 3
9 9
8 8
8 10
9 9
8 10
1 1
1 1
1 1
1 1
1 1
1 1
10 10
1 10
8 10
2 2
5 6
4 4
1 4
1 2
4 5
2 2
1 1
1 3
3 3
1 1
1 1
1 10
3 4
6 7
2 2
7 7
2 3
4 4
3 3
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 10
3 3
7 7
7 10
6 8
2 4
4 4
6 6
5 7
1 4
3 3
1 1
1 5
8 10
4 6
6 8
7 8
8 8
5 5
1 1
4 4
3 3
1 2
1 1
2 2
1 2
1 2
2 2
1 1
1 1
1 1
1 1
1 1
1 1
1 10
5 5
3 3
2 2
1 2
2 2
1 2
2 2
9 9
10 10
8 10
1 1
9 9
10 10
10 10
10 10
10 10
1 10
4 7
6 8
2 2
8 9
9 10
1 3
1 1
5 5
1 3
3 6
8 9
7 7
7 9
1 7
3 7
1 1
4 4
5 7
6 8
5 5
8 8
8 9
6 6
7 10
8 8
7 8
7 8
7 7
10 10
10 10
10 10
10 10
1 10
2 2
1 3
6 6
8 8
5 9
1 1
10 10
9 10
9 9
1 1
1 1
1 1
1 1
1 1
1 1
1 10
4 4
1 2
4 6
2 3
3 4
8 8
5 8
2 6
3 6
1 2
2 3
4 7
6 7
3 4
3 4
7 7
2 3
2 3
4 7
8 9
1 4
8 8
2 2
2 4
6 6
5 5
1 2
4 4
3 3
1 3
2 3
1 1
2 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
10 10
10 10
1 10
2 2
1 3
5 5
1 1
1 3
9 10
1 1
1 2
3 3
1 2
2 2
1 2
2 2
1 10
2 2
3 4
9 9
7 10
4 7
3 4
1 4
5 6
7 7
6 6
3 5
4 4
1 4
3 4
4 4
6 10
9 10
9 10
8 8
8 9
1 1
9 9
10 10
8 10
1 1
9 9
8 9
9 9
8 10
2 7
1 3
7 7
1 2
2 2
1 2
3 8
2 2
1 2
2 2
1 1
1 1
9 9
9 9
10 10
10 10
10 10
10 10
10 10
10 10
10 10
1 10
8 10
3 3
6 6
10 10
7 10
9 9
1 10
3 4
5 6
7 7
3 8
6 8
6 6
8 8
2 7
3 3
2 5
1 1
1 4
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
10 10
10 10
10 10
10 10
10 10
10 10
10 10
10 10
10 10
10 10
1 10
3 3
7 7
6 7
7 8
9 9
8 8
7 8
9 10
8 8
2 6
5 5
2 2
9 9
9 9
1 10
2 2
1 3
6 6
1 3
10 10
8 10
9 10
8 9
2 2
1 2
1 1
1 1
1 2
2 2
1 2
2 2
1 2
1 10
1 1
1 2
2 3
2 2
1 2
1 3
2 3
3 3
2 4
1 2
4 4
1 4
1 2
2 4
1 2
2 2
2 3
1 1
1 2
1300
4 5
4 5
7 8
8 9
8 10
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 2
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 2
1 1
1 2
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 2
1 2
2 3
1 2
3 4
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
2 3
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
2 3
1 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 3
1 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 4
3 5
2 4
2 4
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 2
2 3
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 3
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 3
1 2
2 3
2 3
2 4
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 2
2 3
1 1
1 2
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 2
2 3
1 1
1 2
1 2
2 3
1 2
2 3
3 4
4 5
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 3
3 4
3 4
3 4
3 4
4 5
3 5
2 3
2 3
1 2
2 3
4 5
4 5
5 6
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
4320
13 16
2 3
24 25
24 27
23 24
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 2
1 2
1 3
2 4
3 5
2 3
5 6
4 6
5 7
7 8
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 3
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 2
2 3
3 4
3 4
4 5
3 4
5 6
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 2
3 4
4 5
4 5
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 3
1 2
2 3
1 2
3 4
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
2 3
2 3
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
2 3
1 2
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
3 4
3 5
2 3
1 1
1 1
1 1
1 2
2 3
3 4
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 2
2 3
1 2
1 3
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
2 3
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
3 4
2 3
1 2
2 4
2 3
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 2
1 1
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 2
1 1
1 1
1 2
2 3
2 4
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
2 3
3 4
1 1
1 1
1 2
1 2
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
2 4
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 3
3 4
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
2 3
1 2
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 3
2 4
4 5
5 6
5 7
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
4 5
4 5
3 4
3 4
4 5
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
3 4
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 2
1 2
1 2
1 1
1 1
1 2
2 3
1 3
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
3 4
4 5
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 2
1 3
1 1
1 2
2 3
2 3
2 3
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 3
2 3
1 2
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 3
2 3
1 2
2 3
1 1
1 2
1 3
2 4
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 2
1 2
1 3
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 2
2 3
1 2
2 3
1 4
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
3 4
3 4
1 1
1 1
1 1
1 2
2 3
2 3
3 4
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
2 3
1 2
2 4
1 2
1 2
1 3
4 5
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 2
3 4
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 3
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
2 3
2 3
1 1
1 2
1 1
1 1
1 2
2 3
1 2
1 2
3 4
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 2
1 2
2 3
3 4
2 3
1 1
1 2
2 3
1 2
2 3
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 2
1 1
1 2
1 3
3 4
3 4
1 1
1 1
1 2
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
2 3
3 4
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 4
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 2
2 3
3 4
1 1
1 1
1 2
2 3
2 4
3 4
2 3
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 3
1 1
1 1
1 2
2 3
1 2
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
3 4
4 5
3 4
4 5
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
3 4
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
4490
1 3
1 2
2 3
2 3
1 4
7 8
7 8
14 15
17 18
28 29
31 32
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 2
2 3
3 4
2 4
2 4
2 3
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 2
2 3
2 3
3 4
3 4
4 5
1 1
1 2
2 3
1 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
3 4
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
2 3
1 2
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 2
2 3
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
2 3
1 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
2 3
1 1
1 1
1 2
2 3
1 2
2 3
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 2
1 3
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 4
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 3
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 2
1 2
1 1
1 1
1 1
1 2
2 3
2 3
2 3
1 2
2 3
1 3
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
2 3
3 4
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
2 3
1 3
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 2
1 2
2 3
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 3
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 2
2 3
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
3 4
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
2 3
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 2
1 1
1 2
1 3
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 3
3 4
2 4
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
2 3
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
2 3
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 2
2 3
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
2 4
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
4440
1 4
3 4
13 14
15 16
18 19
19 20
20 21
21 22
26 27
38 39
1 1
1 2
2 3
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
2 3
2 4
1 3
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
2 3
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
2 3
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 2
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
2 3
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 3
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
3 4
4 5
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 2
2 3
3 4
1 1
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 2
3 4
3 4
2 3
3 5
1 2
1 4
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
2 3
3 4
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 2
2 3
2 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
2 3
1 2
2 3
1 1
1 2
2 3
1 1
1 1
1 2
1 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 2
1 2
1 1
1 2
1 2
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
2 3
1 2
2 3
2 3
1 2
1 2
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
3 4
3 5
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 2
3 4
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 2
2 3
1 1
1 2
2 3
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 2
1 1
1 2
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
1 1
1 1
1 2
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
2 3
2 3
1 2
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 2
2 3
2 3
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 2
1 3
2 3
2 3
3 4
2 3
4 5
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 3
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 2
1 1
1 1
1 2
2 3
1 1
1 1
1 2
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 2
1 1
1 1
1 2
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 2
2 3
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
1 2
2 3
3 4
1 1
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| Fetching results... | ||||
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| Fetching results... | ||||
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| Fetching results... | ||||
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| Fetching results... | ||||
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| Fetching results... | ||||