Submission #129367

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
129367	2019-07-12 06:53:43	Latina	Exhibition (JOI19_ho_t2)	C++14	100 / 100	67 ms	1908 KiB

joi2019_ho_t2

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#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int N, M; cin >> N >> M;
  vector<pair<int, int> > pics;
  for (int i = 0; i < N; i++) {
    int S, V; cin >> S >> V;
    pics.push_back({V,S});
  }
  sort(pics.begin(), pics.end());
  vector<int> C(M);
  for (int i = 0; i < M; i++) cin >> C[i];
  sort(C.begin(), C.end());
  int ans = 0;
  for (int i = N-1; i >= 0 && ans < M; i--) if (C[M-ans-1] >= pics[i].second) ans++;
  cout << ans << '\n';
  return 0;
}
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 40 / 40
• Subtask 3: 50 / 50