# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
957749 | 2024-04-04T09:14:30 Z | suren | Arranging Shoes (IOI19_shoes) | C++14 | 17 ms | 2000 KB |
#include<bits/stdc++.h> using namespace std; #define ll long long #define pb push_back #define mk make_pair #define S second #define F first using namespace std; long long count_swaps(std::vector<int> a) { if( a.size() <= 2000 ){ ll ans = 0, srch; for(int i = 0; i < a.size(); i ++ ){ if( a[i] == 0 ) continue; for(int j = i+1; j < a.size(); j ++ ){ if( a[j] == -a[i] ){ ans += j-i; if( a[i] < 0 ) ans --; a[j] = 0; break; } if( a[j] == 0 ){ ans --; } } } return ans; } ll n = a.size()/2; ll ans = 0, r = n-1; for(int i = 0; i < n; i ++ ){ ans += r-i-1; } return ans; }
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 348 KB | Output is correct |
2 | Correct | 0 ms | 348 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 348 KB | Output is correct |
2 | Correct | 0 ms | 348 KB | Output is correct |
3 | Correct | 0 ms | 348 KB | Output is correct |
4 | Correct | 0 ms | 348 KB | Output is correct |
5 | Correct | 0 ms | 348 KB | Output is correct |
6 | Correct | 0 ms | 348 KB | Output is correct |
7 | Correct | 0 ms | 348 KB | Output is correct |
8 | Correct | 0 ms | 348 KB | Output is correct |
9 | Correct | 0 ms | 348 KB | Output is correct |
10 | Correct | 1 ms | 348 KB | Output is correct |
11 | Correct | 0 ms | 344 KB | Output is correct |
12 | Correct | 0 ms | 348 KB | Output is correct |
13 | Correct | 0 ms | 348 KB | Output is correct |
14 | Correct | 0 ms | 348 KB | Output is correct |
15 | Correct | 0 ms | 348 KB | Output is correct |
16 | Correct | 0 ms | 348 KB | Output is correct |
17 | Correct | 1 ms | 348 KB | Output is correct |
18 | Correct | 0 ms | 344 KB | Output is correct |
19 | Correct | 0 ms | 348 KB | Output is correct |
20 | Correct | 0 ms | 348 KB | Output is correct |
21 | Correct | 0 ms | 344 KB | Output is correct |
22 | Correct | 0 ms | 348 KB | Output is correct |
23 | Correct | 0 ms | 348 KB | Output is correct |
24 | Correct | 0 ms | 348 KB | Output is correct |
25 | Correct | 0 ms | 348 KB | Output is correct |
26 | Correct | 0 ms | 348 KB | Output is correct |
27 | Correct | 1 ms | 348 KB | Output is correct |
28 | Correct | 0 ms | 348 KB | Output is correct |
29 | Correct | 1 ms | 348 KB | Output is correct |
30 | Correct | 0 ms | 348 KB | Output is correct |
31 | Correct | 0 ms | 348 KB | Output is correct |
32 | Correct | 0 ms | 348 KB | Output is correct |
33 | Correct | 0 ms | 348 KB | Output is correct |
34 | Correct | 0 ms | 348 KB | Output is correct |
35 | Correct | 1 ms | 348 KB | Output is correct |
36 | Correct | 0 ms | 348 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 348 KB | Output is correct |
2 | Correct | 0 ms | 348 KB | Output is correct |
3 | Correct | 1 ms | 348 KB | Output is correct |
4 | Correct | 0 ms | 348 KB | Output is correct |
5 | Correct | 0 ms | 348 KB | Output is correct |
6 | Correct | 0 ms | 348 KB | Output is correct |
7 | Correct | 1 ms | 348 KB | Output is correct |
8 | Correct | 0 ms | 348 KB | Output is correct |
9 | Correct | 0 ms | 348 KB | Output is correct |
10 | Correct | 1 ms | 348 KB | Output is correct |
11 | Correct | 0 ms | 348 KB | Output is correct |
12 | Correct | 0 ms | 348 KB | Output is correct |
13 | Correct | 0 ms | 348 KB | Output is correct |
14 | Correct | 1 ms | 344 KB | Output is correct |
15 | Correct | 0 ms | 344 KB | Output is correct |
16 | Correct | 0 ms | 348 KB | Output is correct |
17 | Correct | 0 ms | 348 KB | Output is correct |
18 | Correct | 1 ms | 600 KB | Output is correct |
19 | Incorrect | 0 ms | 348 KB | Output isn't correct |
20 | Halted | 0 ms | 0 KB | - |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 348 KB | Output is correct |
2 | Correct | 0 ms | 348 KB | Output is correct |
3 | Correct | 0 ms | 344 KB | Output is correct |
4 | Correct | 0 ms | 348 KB | Output is correct |
5 | Incorrect | 17 ms | 2000 KB | Output isn't correct |
6 | Halted | 0 ms | 0 KB | - |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 348 KB | Output is correct |
2 | Correct | 0 ms | 348 KB | Output is correct |
3 | Correct | 0 ms | 348 KB | Output is correct |
4 | Correct | 0 ms | 348 KB | Output is correct |
5 | Correct | 0 ms | 348 KB | Output is correct |
6 | Correct | 0 ms | 348 KB | Output is correct |
7 | Correct | 0 ms | 348 KB | Output is correct |
8 | Correct | 0 ms | 348 KB | Output is correct |
9 | Correct | 0 ms | 348 KB | Output is correct |
10 | Correct | 1 ms | 348 KB | Output is correct |
11 | Correct | 0 ms | 344 KB | Output is correct |
12 | Correct | 0 ms | 348 KB | Output is correct |
13 | Correct | 0 ms | 348 KB | Output is correct |
14 | Correct | 0 ms | 348 KB | Output is correct |
15 | Correct | 0 ms | 348 KB | Output is correct |
16 | Correct | 0 ms | 348 KB | Output is correct |
17 | Correct | 1 ms | 348 KB | Output is correct |
18 | Correct | 0 ms | 344 KB | Output is correct |
19 | Correct | 0 ms | 348 KB | Output is correct |
20 | Correct | 0 ms | 348 KB | Output is correct |
21 | Correct | 0 ms | 344 KB | Output is correct |
22 | Correct | 0 ms | 348 KB | Output is correct |
23 | Correct | 0 ms | 348 KB | Output is correct |
24 | Correct | 0 ms | 348 KB | Output is correct |
25 | Correct | 0 ms | 348 KB | Output is correct |
26 | Correct | 0 ms | 348 KB | Output is correct |
27 | Correct | 1 ms | 348 KB | Output is correct |
28 | Correct | 0 ms | 348 KB | Output is correct |
29 | Correct | 1 ms | 348 KB | Output is correct |
30 | Correct | 0 ms | 348 KB | Output is correct |
31 | Correct | 0 ms | 348 KB | Output is correct |
32 | Correct | 0 ms | 348 KB | Output is correct |
33 | Correct | 0 ms | 348 KB | Output is correct |
34 | Correct | 0 ms | 348 KB | Output is correct |
35 | Correct | 1 ms | 348 KB | Output is correct |
36 | Correct | 0 ms | 348 KB | Output is correct |
37 | Correct | 0 ms | 348 KB | Output is correct |
38 | Correct | 0 ms | 348 KB | Output is correct |
39 | Correct | 0 ms | 344 KB | Output is correct |
40 | Correct | 0 ms | 348 KB | Output is correct |
41 | Correct | 1 ms | 348 KB | Output is correct |
42 | Correct | 0 ms | 348 KB | Output is correct |
43 | Correct | 1 ms | 344 KB | Output is correct |
44 | Correct | 1 ms | 348 KB | Output is correct |
45 | Correct | 1 ms | 348 KB | Output is correct |
46 | Correct | 0 ms | 348 KB | Output is correct |
47 | Correct | 1 ms | 344 KB | Output is correct |
48 | Correct | 1 ms | 348 KB | Output is correct |
49 | Correct | 1 ms | 348 KB | Output is correct |
50 | Correct | 1 ms | 348 KB | Output is correct |
51 | Correct | 1 ms | 348 KB | Output is correct |
52 | Correct | 1 ms | 348 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 348 KB | Output is correct |
2 | Correct | 0 ms | 348 KB | Output is correct |
3 | Correct | 0 ms | 348 KB | Output is correct |
4 | Correct | 0 ms | 348 KB | Output is correct |
5 | Correct | 0 ms | 348 KB | Output is correct |
6 | Correct | 0 ms | 348 KB | Output is correct |
7 | Correct | 0 ms | 348 KB | Output is correct |
8 | Correct | 0 ms | 348 KB | Output is correct |
9 | Correct | 0 ms | 348 KB | Output is correct |
10 | Correct | 1 ms | 348 KB | Output is correct |
11 | Correct | 0 ms | 344 KB | Output is correct |
12 | Correct | 0 ms | 348 KB | Output is correct |
13 | Correct | 0 ms | 348 KB | Output is correct |
14 | Correct | 0 ms | 348 KB | Output is correct |
15 | Correct | 0 ms | 348 KB | Output is correct |
16 | Correct | 0 ms | 348 KB | Output is correct |
17 | Correct | 1 ms | 348 KB | Output is correct |
18 | Correct | 0 ms | 344 KB | Output is correct |
19 | Correct | 0 ms | 348 KB | Output is correct |
20 | Correct | 0 ms | 348 KB | Output is correct |
21 | Correct | 0 ms | 344 KB | Output is correct |
22 | Correct | 0 ms | 348 KB | Output is correct |
23 | Correct | 0 ms | 348 KB | Output is correct |
24 | Correct | 0 ms | 348 KB | Output is correct |
25 | Correct | 0 ms | 348 KB | Output is correct |
26 | Correct | 0 ms | 348 KB | Output is correct |
27 | Correct | 1 ms | 348 KB | Output is correct |
28 | Correct | 0 ms | 348 KB | Output is correct |
29 | Correct | 1 ms | 348 KB | Output is correct |
30 | Correct | 0 ms | 348 KB | Output is correct |
31 | Correct | 0 ms | 348 KB | Output is correct |
32 | Correct | 0 ms | 348 KB | Output is correct |
33 | Correct | 0 ms | 348 KB | Output is correct |
34 | Correct | 0 ms | 348 KB | Output is correct |
35 | Correct | 1 ms | 348 KB | Output is correct |
36 | Correct | 0 ms | 348 KB | Output is correct |
37 | Correct | 1 ms | 348 KB | Output is correct |
38 | Correct | 0 ms | 348 KB | Output is correct |
39 | Correct | 0 ms | 348 KB | Output is correct |
40 | Correct | 0 ms | 348 KB | Output is correct |
41 | Correct | 1 ms | 348 KB | Output is correct |
42 | Correct | 0 ms | 348 KB | Output is correct |
43 | Correct | 0 ms | 348 KB | Output is correct |
44 | Correct | 1 ms | 348 KB | Output is correct |
45 | Correct | 0 ms | 348 KB | Output is correct |
46 | Correct | 0 ms | 348 KB | Output is correct |
47 | Correct | 0 ms | 348 KB | Output is correct |
48 | Correct | 1 ms | 344 KB | Output is correct |
49 | Correct | 0 ms | 344 KB | Output is correct |
50 | Correct | 0 ms | 348 KB | Output is correct |
51 | Correct | 0 ms | 348 KB | Output is correct |
52 | Correct | 1 ms | 600 KB | Output is correct |
53 | Incorrect | 0 ms | 348 KB | Output isn't correct |
54 | Halted | 0 ms | 0 KB | - |