# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
143081 | 2019-08-13T00:36:38 Z | model_code | Arranging Shoes (IOI19_shoes) | C++17 | 1000 ms | 3960 KB |
// shoes-dm_n2.cpp #include "shoes.h" #include <algorithm> using namespace std; vector<int> change(vector<int> v) { int n = (int)v.size() / 2; vector<int> cnt(n, 0); for(int i = 0; i < 2*n; i++) if(v[i] > 0) cnt[v[i] - 1]++; for(int i = 1; i < n; i++) cnt[i] += cnt[i-1]; vector<int> cntl = cnt, cntr = cnt; for(int i = 0; i < 2*n; i++) if(v[i] > 0) v[i] = (--cntr[v[i] - 1]) + 1; else v[i] = -((--cntl[-v[i] - 1]) + 1); return v; } long long count_swaps(vector<int> S) { S = change(S); long long ans = 0; for (int i = 0; i < S.size(); i += 2) { int pos = find(S.begin() + i, S.end(), -S[i]) - S.begin(); ans += pos - i - (S[i] < 0 ? 1 : 0); for (int j = pos; j >= i + 2; j--) { S[j] = S[j - 1]; } } return ans; }
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 2 ms | 256 KB | Output is correct |
2 | Correct | 2 ms | 376 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 2 ms | 256 KB | Output is correct |
2 | Correct | 2 ms | 376 KB | Output is correct |
3 | Correct | 2 ms | 256 KB | Output is correct |
4 | Correct | 2 ms | 256 KB | Output is correct |
5 | Correct | 2 ms | 256 KB | Output is correct |
6 | Correct | 2 ms | 256 KB | Output is correct |
7 | Correct | 2 ms | 256 KB | Output is correct |
8 | Correct | 2 ms | 376 KB | Output is correct |
9 | Correct | 2 ms | 256 KB | Output is correct |
10 | Correct | 2 ms | 256 KB | Output is correct |
11 | Correct | 2 ms | 256 KB | Output is correct |
12 | Correct | 2 ms | 256 KB | Output is correct |
13 | Correct | 2 ms | 376 KB | Output is correct |
14 | Correct | 3 ms | 256 KB | Output is correct |
15 | Correct | 2 ms | 376 KB | Output is correct |
16 | Correct | 2 ms | 256 KB | Output is correct |
17 | Correct | 2 ms | 256 KB | Output is correct |
18 | Correct | 2 ms | 376 KB | Output is correct |
19 | Correct | 2 ms | 252 KB | Output is correct |
20 | Correct | 2 ms | 376 KB | Output is correct |
21 | Correct | 2 ms | 256 KB | Output is correct |
22 | Correct | 2 ms | 376 KB | Output is correct |
23 | Correct | 2 ms | 376 KB | Output is correct |
24 | Correct | 2 ms | 376 KB | Output is correct |
25 | Correct | 2 ms | 376 KB | Output is correct |
26 | Correct | 2 ms | 256 KB | Output is correct |
27 | Correct | 2 ms | 256 KB | Output is correct |
28 | Correct | 2 ms | 376 KB | Output is correct |
29 | Correct | 6 ms | 376 KB | Output is correct |
30 | Correct | 2 ms | 256 KB | Output is correct |
31 | Correct | 2 ms | 256 KB | Output is correct |
32 | Correct | 2 ms | 376 KB | Output is correct |
33 | Correct | 2 ms | 256 KB | Output is correct |
34 | Correct | 2 ms | 376 KB | Output is correct |
35 | Correct | 2 ms | 256 KB | Output is correct |
36 | Correct | 2 ms | 376 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 2 ms | 256 KB | Output is correct |
2 | Correct | 2 ms | 376 KB | Output is correct |
3 | Correct | 2 ms | 256 KB | Output is correct |
4 | Correct | 2 ms | 376 KB | Output is correct |
5 | Correct | 2 ms | 376 KB | Output is correct |
6 | Correct | 2 ms | 376 KB | Output is correct |
7 | Correct | 2 ms | 376 KB | Output is correct |
8 | Correct | 2 ms | 376 KB | Output is correct |
9 | Correct | 2 ms | 376 KB | Output is correct |
10 | Correct | 2 ms | 256 KB | Output is correct |
11 | Correct | 2 ms | 376 KB | Output is correct |
12 | Correct | 2 ms | 256 KB | Output is correct |
13 | Correct | 2 ms | 376 KB | Output is correct |
14 | Correct | 2 ms | 376 KB | Output is correct |
15 | Correct | 2 ms | 256 KB | Output is correct |
16 | Correct | 2 ms | 256 KB | Output is correct |
17 | Correct | 2 ms | 380 KB | Output is correct |
18 | Correct | 3 ms | 376 KB | Output is correct |
19 | Correct | 3 ms | 376 KB | Output is correct |
20 | Correct | 6 ms | 632 KB | Output is correct |
21 | Correct | 6 ms | 636 KB | Output is correct |
22 | Correct | 43 ms | 3960 KB | Output is correct |
23 | Correct | 30 ms | 3832 KB | Output is correct |
24 | Correct | 35 ms | 3832 KB | Output is correct |
25 | Execution timed out | 1085 ms | 3832 KB | Time limit exceeded |
26 | Halted | 0 ms | 0 KB | - |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 2 ms | 256 KB | Output is correct |
2 | Correct | 2 ms | 256 KB | Output is correct |
3 | Correct | 2 ms | 376 KB | Output is correct |
4 | Correct | 2 ms | 256 KB | Output is correct |
5 | Execution timed out | 1071 ms | 3960 KB | Time limit exceeded |
6 | Halted | 0 ms | 0 KB | - |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 2 ms | 256 KB | Output is correct |
2 | Correct | 2 ms | 376 KB | Output is correct |
3 | Correct | 2 ms | 256 KB | Output is correct |
4 | Correct | 2 ms | 256 KB | Output is correct |
5 | Correct | 2 ms | 256 KB | Output is correct |
6 | Correct | 2 ms | 256 KB | Output is correct |
7 | Correct | 2 ms | 256 KB | Output is correct |
8 | Correct | 2 ms | 376 KB | Output is correct |
9 | Correct | 2 ms | 256 KB | Output is correct |
10 | Correct | 2 ms | 256 KB | Output is correct |
11 | Correct | 2 ms | 256 KB | Output is correct |
12 | Correct | 2 ms | 256 KB | Output is correct |
13 | Correct | 2 ms | 376 KB | Output is correct |
14 | Correct | 3 ms | 256 KB | Output is correct |
15 | Correct | 2 ms | 376 KB | Output is correct |
16 | Correct | 2 ms | 256 KB | Output is correct |
17 | Correct | 2 ms | 256 KB | Output is correct |
18 | Correct | 2 ms | 376 KB | Output is correct |
19 | Correct | 2 ms | 252 KB | Output is correct |
20 | Correct | 2 ms | 376 KB | Output is correct |
21 | Correct | 2 ms | 256 KB | Output is correct |
22 | Correct | 2 ms | 376 KB | Output is correct |
23 | Correct | 2 ms | 376 KB | Output is correct |
24 | Correct | 2 ms | 376 KB | Output is correct |
25 | Correct | 2 ms | 376 KB | Output is correct |
26 | Correct | 2 ms | 256 KB | Output is correct |
27 | Correct | 2 ms | 256 KB | Output is correct |
28 | Correct | 2 ms | 376 KB | Output is correct |
29 | Correct | 6 ms | 376 KB | Output is correct |
30 | Correct | 2 ms | 256 KB | Output is correct |
31 | Correct | 2 ms | 256 KB | Output is correct |
32 | Correct | 2 ms | 376 KB | Output is correct |
33 | Correct | 2 ms | 256 KB | Output is correct |
34 | Correct | 2 ms | 376 KB | Output is correct |
35 | Correct | 2 ms | 256 KB | Output is correct |
36 | Correct | 2 ms | 376 KB | Output is correct |
37 | Correct | 2 ms | 256 KB | Output is correct |
38 | Correct | 2 ms | 256 KB | Output is correct |
39 | Correct | 2 ms | 376 KB | Output is correct |
40 | Correct | 2 ms | 376 KB | Output is correct |
41 | Correct | 3 ms | 376 KB | Output is correct |
42 | Correct | 2 ms | 376 KB | Output is correct |
43 | Correct | 2 ms | 376 KB | Output is correct |
44 | Correct | 3 ms | 376 KB | Output is correct |
45 | Correct | 2 ms | 376 KB | Output is correct |
46 | Correct | 2 ms | 376 KB | Output is correct |
47 | Correct | 3 ms | 380 KB | Output is correct |
48 | Correct | 3 ms | 376 KB | Output is correct |
49 | Correct | 3 ms | 376 KB | Output is correct |
50 | Correct | 0 ms | 376 KB | Output is correct |
51 | Correct | 3 ms | 376 KB | Output is correct |
52 | Correct | 3 ms | 256 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 2 ms | 256 KB | Output is correct |
2 | Correct | 2 ms | 376 KB | Output is correct |
3 | Correct | 2 ms | 256 KB | Output is correct |
4 | Correct | 2 ms | 256 KB | Output is correct |
5 | Correct | 2 ms | 256 KB | Output is correct |
6 | Correct | 2 ms | 256 KB | Output is correct |
7 | Correct | 2 ms | 256 KB | Output is correct |
8 | Correct | 2 ms | 376 KB | Output is correct |
9 | Correct | 2 ms | 256 KB | Output is correct |
10 | Correct | 2 ms | 256 KB | Output is correct |
11 | Correct | 2 ms | 256 KB | Output is correct |
12 | Correct | 2 ms | 256 KB | Output is correct |
13 | Correct | 2 ms | 376 KB | Output is correct |
14 | Correct | 3 ms | 256 KB | Output is correct |
15 | Correct | 2 ms | 376 KB | Output is correct |
16 | Correct | 2 ms | 256 KB | Output is correct |
17 | Correct | 2 ms | 256 KB | Output is correct |
18 | Correct | 2 ms | 376 KB | Output is correct |
19 | Correct | 2 ms | 252 KB | Output is correct |
20 | Correct | 2 ms | 376 KB | Output is correct |
21 | Correct | 2 ms | 256 KB | Output is correct |
22 | Correct | 2 ms | 376 KB | Output is correct |
23 | Correct | 2 ms | 376 KB | Output is correct |
24 | Correct | 2 ms | 376 KB | Output is correct |
25 | Correct | 2 ms | 376 KB | Output is correct |
26 | Correct | 2 ms | 256 KB | Output is correct |
27 | Correct | 2 ms | 256 KB | Output is correct |
28 | Correct | 2 ms | 376 KB | Output is correct |
29 | Correct | 6 ms | 376 KB | Output is correct |
30 | Correct | 2 ms | 256 KB | Output is correct |
31 | Correct | 2 ms | 256 KB | Output is correct |
32 | Correct | 2 ms | 376 KB | Output is correct |
33 | Correct | 2 ms | 256 KB | Output is correct |
34 | Correct | 2 ms | 376 KB | Output is correct |
35 | Correct | 2 ms | 256 KB | Output is correct |
36 | Correct | 2 ms | 376 KB | Output is correct |
37 | Correct | 2 ms | 256 KB | Output is correct |
38 | Correct | 2 ms | 376 KB | Output is correct |
39 | Correct | 2 ms | 376 KB | Output is correct |
40 | Correct | 2 ms | 376 KB | Output is correct |
41 | Correct | 2 ms | 376 KB | Output is correct |
42 | Correct | 2 ms | 376 KB | Output is correct |
43 | Correct | 2 ms | 376 KB | Output is correct |
44 | Correct | 2 ms | 256 KB | Output is correct |
45 | Correct | 2 ms | 376 KB | Output is correct |
46 | Correct | 2 ms | 256 KB | Output is correct |
47 | Correct | 2 ms | 376 KB | Output is correct |
48 | Correct | 2 ms | 376 KB | Output is correct |
49 | Correct | 2 ms | 256 KB | Output is correct |
50 | Correct | 2 ms | 256 KB | Output is correct |
51 | Correct | 2 ms | 380 KB | Output is correct |
52 | Correct | 3 ms | 376 KB | Output is correct |
53 | Correct | 3 ms | 376 KB | Output is correct |
54 | Correct | 6 ms | 632 KB | Output is correct |
55 | Correct | 6 ms | 636 KB | Output is correct |
56 | Correct | 43 ms | 3960 KB | Output is correct |
57 | Correct | 30 ms | 3832 KB | Output is correct |
58 | Correct | 35 ms | 3832 KB | Output is correct |
59 | Execution timed out | 1085 ms | 3832 KB | Time limit exceeded |
60 | Halted | 0 ms | 0 KB | - |