Submission #425567

#	Time	Username	Problem	Language	Result	Execution time	Memory
425567		MilosMilutinovic	Exam (eJOI20_exam)	C++14	0 / 100	1083 ms	844 KiB

exam

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef long unsigned long ull;
typedef double long ld;

int main() {
  ios::sync_with_stdio(!cin.tie(0));

  int n;
  cin >> n;

  vector<int> a(n), b(n);
  for (int& i : a) cin >> i;
  for (int& i : b) cin >> i;

  vector<int> dp(n);
  for (int i = 0; i < n; i++) {
    int mx = 0;
    for (int j = i; j < n; j++) {
      mx = max(mx, a[j]);
      int cnt = 0;
      for (int l = i; l <= j; l++) {
        cnt += b[l] == mx;
      }
      dp[j] = max(dp[j], (i == 0 ? 0 : dp[i - 1]) + cnt);
    }
  }
  cout << *max_element(dp.begin(), dp.end()) << '\n';
}

• Subtask 1: 0 / 14
• Subtask 2: 0 / 12
• Subtask 3: 0 / 13
• Subtask 4: 0 / 23
• Subtask 5: 0 / 16
• Subtask 6: 0 / 22