Submission #583319

#	Time	Username	Problem	Language	Result	Execution time	Memory
583319		600Mihnea	Sure Bet (CEOI17_sure)	C++17	60 / 100	2079 ms	7964 KiB

sure

#include <bits/stdc++.h>

using namespace std;

typedef long double ld;

signed main() {
  ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);

  ///freopen ("input.txt", "r", stdin);

  int n;
  cin >> n;
  vector<ld> s1(n + 1, 0), s2(n + 1, 0);
  {
    vector<ld> a(n), b(n);
    for (int i = 0; i < n; i++) {
      cin >> a[i] >> b[i];
    }
    sort(a.rbegin(), a.rend());
    sort(b.rbegin(), b.rend());

    for (int i = 0; i < n; i++) {
      s1[i + 1] = s1[i] + a[i];
      s2[i + 1] = s2[i] + b[i];
    }
  }

  ld sol = 0;

  for (int t1 = 0; t1 <= n; t1++) {
    for (int t2 = 0; t2 <= n; t2++) {
      sol = max(sol, min(s1[t1], s2[t2]) - t1 - t2);
    }
  }
  cout << fixed << setprecision(4) << sol << "\n";
}

• Subtask 1: 20 / 20
• Subtask 2: 40 / 40
• Subtask 3: 0 / 40