Submission #586070

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
586070	2022-06-29T19:47:29 Z	MilosMilutinovic	Cigle (COI21_cigle)	C++14	48 / 100	1000 ms	98692 KB

cigle

/**
 *    author:  wxhtzdy
 *    created: 29.06.2022 21:43:16
**/
#include <bits/stdc++.h>

using namespace std;

int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);  
  int n;
  cin >> n;
  vector<int> a(n);
  for (int i = 0; i < n; i++) {
    cin >> a[i];
  }
  vector<long long> pref(n + 1);
  for (int i = 0; i < n; i++) {
    pref[i + 1] = pref[i] + a[i];
  }
  vector<vector<int>> dp(n + 1, vector<int>(n + 1));
  for (int l = 1; l <= n; l++) {
    map<long long, int> cnt;
    for (int r = l; r <= n; r++) {
      int ft = 0;
      for (int i = l - 1; i >= 1; i--) {
        dp[l][r] = max(dp[l][r], dp[i][l - 1] + ft);
        if (cnt.count(pref[l - 1] - pref[i - 1])) {
          ft += 1;  
        }
      }
      cnt[pref[r] - pref[l - 1]]++;
    }
  }
  int ans = 0;
  for (int i = 1; i <= n; i++) {
    ans = max(ans, dp[i][n]);
  }              
  cout << ans << '\n';
  return 0;
}

Subtask #1
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	316 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	324 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct

Subtask #2
11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	316 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	324 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	2 ms	340 KB	Output is correct
12	Correct	1 ms	316 KB	Output is correct
13	Correct	2 ms	320 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	276 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct

Subtask #3
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	239 ms	1332 KB	Output is correct
2	Correct	240 ms	1336 KB	Output is correct
3	Correct	231 ms	1340 KB	Output is correct
4	Correct	229 ms	1344 KB	Output is correct
5	Correct	229 ms	1344 KB	Output is correct
6	Correct	235 ms	1336 KB	Output is correct
7	Correct	232 ms	1336 KB	Output is correct
8	Correct	228 ms	1340 KB	Output is correct
9	Correct	239 ms	1336 KB	Output is correct
10	Correct	225 ms	1336 KB	Output is correct
11	Correct	225 ms	1236 KB	Output is correct
12	Correct	226 ms	1344 KB	Output is correct

Subtask #4
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	316 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	324 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	2 ms	340 KB	Output is correct
12	Correct	1 ms	316 KB	Output is correct
13	Correct	2 ms	320 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	276 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	239 ms	1332 KB	Output is correct
22	Correct	240 ms	1336 KB	Output is correct
23	Correct	231 ms	1340 KB	Output is correct
24	Correct	229 ms	1344 KB	Output is correct
25	Correct	229 ms	1344 KB	Output is correct
26	Correct	235 ms	1336 KB	Output is correct
27	Correct	232 ms	1336 KB	Output is correct
28	Correct	228 ms	1340 KB	Output is correct
29	Correct	239 ms	1336 KB	Output is correct
30	Correct	225 ms	1336 KB	Output is correct
31	Correct	225 ms	1236 KB	Output is correct
32	Correct	226 ms	1344 KB	Output is correct
33	Correct	241 ms	1336 KB	Output is correct
34	Correct	242 ms	1336 KB	Output is correct
35	Correct	223 ms	1236 KB	Output is correct
36	Correct	220 ms	1336 KB	Output is correct
37	Correct	232 ms	1332 KB	Output is correct
38	Correct	255 ms	1340 KB	Output is correct
39	Correct	246 ms	1340 KB	Output is correct
40	Correct	244 ms	1344 KB	Output is correct
41	Correct	233 ms	1340 KB	Output is correct
42	Correct	235 ms	1348 KB	Output is correct
43	Correct	242 ms	1340 KB	Output is correct
44	Correct	243 ms	1340 KB	Output is correct
45	Correct	231 ms	1336 KB	Output is correct
46	Correct	233 ms	1336 KB	Output is correct
47	Correct	259 ms	1344 KB	Output is correct
48	Correct	259 ms	1340 KB	Output is correct
49	Correct	225 ms	1340 KB	Output is correct

Subtask #5
0 / 52.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	316 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	324 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	2 ms	340 KB	Output is correct
12	Correct	1 ms	316 KB	Output is correct
13	Correct	2 ms	320 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	276 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	239 ms	1332 KB	Output is correct
22	Correct	240 ms	1336 KB	Output is correct
23	Correct	231 ms	1340 KB	Output is correct
24	Correct	229 ms	1344 KB	Output is correct
25	Correct	229 ms	1344 KB	Output is correct
26	Correct	235 ms	1336 KB	Output is correct
27	Correct	232 ms	1336 KB	Output is correct
28	Correct	228 ms	1340 KB	Output is correct
29	Correct	239 ms	1336 KB	Output is correct
30	Correct	225 ms	1336 KB	Output is correct
31	Correct	225 ms	1236 KB	Output is correct
32	Correct	226 ms	1344 KB	Output is correct
33	Correct	241 ms	1336 KB	Output is correct
34	Correct	242 ms	1336 KB	Output is correct
35	Correct	223 ms	1236 KB	Output is correct
36	Correct	220 ms	1336 KB	Output is correct
37	Correct	232 ms	1332 KB	Output is correct
38	Correct	255 ms	1340 KB	Output is correct
39	Correct	246 ms	1340 KB	Output is correct
40	Correct	244 ms	1344 KB	Output is correct
41	Correct	233 ms	1340 KB	Output is correct
42	Correct	235 ms	1348 KB	Output is correct
43	Correct	242 ms	1340 KB	Output is correct
44	Correct	243 ms	1340 KB	Output is correct
45	Correct	231 ms	1336 KB	Output is correct
46	Correct	233 ms	1336 KB	Output is correct
47	Correct	259 ms	1344 KB	Output is correct
48	Correct	259 ms	1340 KB	Output is correct
49	Correct	225 ms	1340 KB	Output is correct
50	Execution timed out	1085 ms	98692 KB	Time limit exceeded
51	Halted	0 ms	0 KB	-

Submission #586070

Compilation message

Subtask #1 9.0 / 9.0

Subtask #2 11.0 / 11.0

Subtask #3 13.0 / 13.0

Subtask #4 15.0 / 15.0

Subtask #5 0 / 52.0

Subtask #1
9.0 / 9.0

Subtask #2
11.0 / 11.0

Subtask #3
13.0 / 13.0

Subtask #4
15.0 / 15.0

Subtask #5
0 / 52.0