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
/**
 *    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;
}
# 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
# 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
# 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
# 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
# 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 -