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Submission #844645

# Submission time Handle Problem Language Result Execution time Memory
844645 2023-09-05T15:28:30 Z MilosMilutinovic Exam (eJOI20_exam) C++14
0 / 100
 1000 ms 1060 KB 
/**
 *    author:  wxhtzdy
 *    created: 05.09.2023 17:26:06
**/
#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<int> b(n);
  for (int i = 0; i < n; i++) {
    cin >> b[i];
  }
  vector<int> dp(n);
  for (int r = 0; r < n; r++) {
    map<int, int> cnt;  
    int mx = a[r];
    for (int l = r; l >= 0; l--) {
      mx = max(mx, a[l]);
      cnt[b[l]] += 1;
      dp[r] = max(dp[r], (l == 0 ? 0 : dp[l - 1]) + cnt[mx]);
    }
  }
  cout << dp[n - 1] << '\n';
  return 0;
}

Subtask #1
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 600 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Incorrect 0 ms 348 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 604 KB Output is correct
2 Execution timed out 1071 ms 1060 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1046 ms 936 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 600 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Incorrect 0 ms 348 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #6
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 600 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Incorrect 0 ms 348 KB Output isn't correct
6 Halted 0 ms 0 KB -