# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
158249 | 2019-10-15T18:52:18 Z | reda | Arranging Shoes (IOI19_shoes) | C++14 | 1000 ms | 1912 KB |
#include<bits/stdc++.h> using namespace std ; long long count_swaps (vector<int>s) { int n = s.size(); bool c=1; long long ans = 0 ; for(int i = 0 ;i<=n/2;i++) { if(s[i]!=-s[2*i-1]){c=0;break;} } n=n/2LL; if(c)return n*(n-1)/2LL; for(int i = 0 ;i < s.size();i+=2) { int j = i+1; while(s[i]!=-s[j]) { j++; } while (j!=i+1) { swap(s[j],s[j-1]); ans++; j--; } if(s[j]<0) { swap(s[i],s[j]); ans++; } } return ans; }
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 2 ms | 252 KB | Output is correct |
2 | Correct | 2 ms | 376 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 2 ms | 252 KB | Output is correct |
2 | Correct | 2 ms | 376 KB | Output is correct |
3 | Correct | 2 ms | 252 KB | Output is correct |
4 | Correct | 2 ms | 376 KB | Output is correct |
5 | Correct | 2 ms | 252 KB | Output is correct |
6 | Correct | 2 ms | 380 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 | 376 KB | Output is correct |
12 | Correct | 2 ms | 348 KB | Output is correct |
13 | Correct | 2 ms | 256 KB | Output is correct |
14 | Correct | 2 ms | 256 KB | Output is correct |
15 | Correct | 2 ms | 256 KB | Output is correct |
16 | Correct | 2 ms | 376 KB | Output is correct |
17 | Correct | 2 ms | 256 KB | Output is correct |
18 | Correct | 2 ms | 256 KB | Output is correct |
19 | Correct | 2 ms | 256 KB | Output is correct |
20 | Correct | 2 ms | 376 KB | Output is correct |
21 | Correct | 3 ms | 256 KB | Output is correct |
22 | Correct | 2 ms | 256 KB | Output is correct |
23 | Correct | 2 ms | 256 KB | Output is correct |
24 | Correct | 2 ms | 376 KB | Output is correct |
25 | Correct | 2 ms | 256 KB | Output is correct |
26 | Correct | 2 ms | 376 KB | Output is correct |
27 | Correct | 2 ms | 376 KB | Output is correct |
28 | Correct | 2 ms | 376 KB | Output is correct |
29 | Correct | 2 ms | 256 KB | Output is correct |
30 | Correct | 2 ms | 256 KB | Output is correct |
31 | Correct | 2 ms | 376 KB | Output is correct |
32 | Correct | 2 ms | 376 KB | Output is correct |
33 | Correct | 2 ms | 376 KB | Output is correct |
34 | Correct | 2 ms | 380 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 | 252 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 | 376 KB | Output is correct |
6 | Correct | 2 ms | 376 KB | Output is correct |
7 | Correct | 2 ms | 256 KB | Output is correct |
8 | Correct | 2 ms | 256 KB | Output is correct |
9 | Correct | 2 ms | 376 KB | Output is correct |
10 | Correct | 2 ms | 376 KB | Output is correct |
11 | Correct | 2 ms | 256 KB | Output is correct |
12 | Correct | 2 ms | 376 KB | Output is correct |
13 | Correct | 2 ms | 256 KB | Output is correct |
14 | Correct | 2 ms | 256 KB | Output is correct |
15 | Correct | 2 ms | 256 KB | Output is correct |
16 | Correct | 2 ms | 252 KB | Output is correct |
17 | Correct | 2 ms | 376 KB | Output is correct |
18 | Correct | 2 ms | 376 KB | Output is correct |
19 | Correct | 2 ms | 256 KB | Output is correct |
20 | Correct | 6 ms | 504 KB | Output is correct |
21 | Correct | 6 ms | 504 KB | Output is correct |
22 | Correct | 49 ms | 1912 KB | Output is correct |
23 | Correct | 27 ms | 1912 KB | Output is correct |
24 | Correct | 32 ms | 1912 KB | Output is correct |
25 | Execution timed out | 1078 ms | 1912 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 | 376 KB | Output is correct |
3 | Correct | 2 ms | 376 KB | Output is correct |
4 | Correct | 2 ms | 376 KB | Output is correct |
5 | Execution timed out | 1070 ms | 1884 KB | Time limit exceeded |
6 | Halted | 0 ms | 0 KB | - |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 2 ms | 252 KB | Output is correct |
2 | Correct | 2 ms | 376 KB | Output is correct |
3 | Correct | 2 ms | 252 KB | Output is correct |
4 | Correct | 2 ms | 376 KB | Output is correct |
5 | Correct | 2 ms | 252 KB | Output is correct |
6 | Correct | 2 ms | 380 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 | 376 KB | Output is correct |
12 | Correct | 2 ms | 348 KB | Output is correct |
13 | Correct | 2 ms | 256 KB | Output is correct |
14 | Correct | 2 ms | 256 KB | Output is correct |
15 | Correct | 2 ms | 256 KB | Output is correct |
16 | Correct | 2 ms | 376 KB | Output is correct |
17 | Correct | 2 ms | 256 KB | Output is correct |
18 | Correct | 2 ms | 256 KB | Output is correct |
19 | Correct | 2 ms | 256 KB | Output is correct |
20 | Correct | 2 ms | 376 KB | Output is correct |
21 | Correct | 3 ms | 256 KB | Output is correct |
22 | Correct | 2 ms | 256 KB | Output is correct |
23 | Correct | 2 ms | 256 KB | Output is correct |
24 | Correct | 2 ms | 376 KB | Output is correct |
25 | Correct | 2 ms | 256 KB | Output is correct |
26 | Correct | 2 ms | 376 KB | Output is correct |
27 | Correct | 2 ms | 376 KB | Output is correct |
28 | Correct | 2 ms | 376 KB | Output is correct |
29 | Correct | 2 ms | 256 KB | Output is correct |
30 | Correct | 2 ms | 256 KB | Output is correct |
31 | Correct | 2 ms | 376 KB | Output is correct |
32 | Correct | 2 ms | 376 KB | Output is correct |
33 | Correct | 2 ms | 376 KB | Output is correct |
34 | Correct | 2 ms | 380 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 | 256 KB | Output is correct |
41 | Correct | 3 ms | 376 KB | Output is correct |
42 | Correct | 2 ms | 256 KB | Output is correct |
43 | Correct | 2 ms | 376 KB | Output is correct |
44 | Correct | 4 ms | 252 KB | Output is correct |
45 | Correct | 2 ms | 376 KB | Output is correct |
46 | Correct | 2 ms | 252 KB | Output is correct |
47 | Correct | 3 ms | 256 KB | Output is correct |
48 | Correct | 3 ms | 376 KB | Output is correct |
49 | Correct | 3 ms | 376 KB | Output is correct |
50 | Correct | 3 ms | 252 KB | Output is correct |
51 | Correct | 3 ms | 256 KB | Output is correct |
52 | Correct | 4 ms | 376 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 2 ms | 252 KB | Output is correct |
2 | Correct | 2 ms | 376 KB | Output is correct |
3 | Correct | 2 ms | 252 KB | Output is correct |
4 | Correct | 2 ms | 376 KB | Output is correct |
5 | Correct | 2 ms | 252 KB | Output is correct |
6 | Correct | 2 ms | 380 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 | 376 KB | Output is correct |
12 | Correct | 2 ms | 348 KB | Output is correct |
13 | Correct | 2 ms | 256 KB | Output is correct |
14 | Correct | 2 ms | 256 KB | Output is correct |
15 | Correct | 2 ms | 256 KB | Output is correct |
16 | Correct | 2 ms | 376 KB | Output is correct |
17 | Correct | 2 ms | 256 KB | Output is correct |
18 | Correct | 2 ms | 256 KB | Output is correct |
19 | Correct | 2 ms | 256 KB | Output is correct |
20 | Correct | 2 ms | 376 KB | Output is correct |
21 | Correct | 3 ms | 256 KB | Output is correct |
22 | Correct | 2 ms | 256 KB | Output is correct |
23 | Correct | 2 ms | 256 KB | Output is correct |
24 | Correct | 2 ms | 376 KB | Output is correct |
25 | Correct | 2 ms | 256 KB | Output is correct |
26 | Correct | 2 ms | 376 KB | Output is correct |
27 | Correct | 2 ms | 376 KB | Output is correct |
28 | Correct | 2 ms | 376 KB | Output is correct |
29 | Correct | 2 ms | 256 KB | Output is correct |
30 | Correct | 2 ms | 256 KB | Output is correct |
31 | Correct | 2 ms | 376 KB | Output is correct |
32 | Correct | 2 ms | 376 KB | Output is correct |
33 | Correct | 2 ms | 376 KB | Output is correct |
34 | Correct | 2 ms | 380 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 | 2 ms | 256 KB | Output is correct |
42 | Correct | 2 ms | 256 KB | Output is correct |
43 | Correct | 2 ms | 376 KB | Output is correct |
44 | Correct | 2 ms | 376 KB | Output is correct |
45 | Correct | 2 ms | 256 KB | Output is correct |
46 | Correct | 2 ms | 376 KB | Output is correct |
47 | Correct | 2 ms | 256 KB | Output is correct |
48 | Correct | 2 ms | 256 KB | Output is correct |
49 | Correct | 2 ms | 256 KB | Output is correct |
50 | Correct | 2 ms | 252 KB | Output is correct |
51 | Correct | 2 ms | 376 KB | Output is correct |
52 | Correct | 2 ms | 376 KB | Output is correct |
53 | Correct | 2 ms | 256 KB | Output is correct |
54 | Correct | 6 ms | 504 KB | Output is correct |
55 | Correct | 6 ms | 504 KB | Output is correct |
56 | Correct | 49 ms | 1912 KB | Output is correct |
57 | Correct | 27 ms | 1912 KB | Output is correct |
58 | Correct | 32 ms | 1912 KB | Output is correct |
59 | Execution timed out | 1078 ms | 1912 KB | Time limit exceeded |
60 | Halted | 0 ms | 0 KB | - |