Submission #787360

#	Time	Username	Problem	Language	Result	Execution time	Memory
787360		makanhulia	Exhibition (JOI19_ho_t2)	C++17	100 / 100	45 ms	2972 KiB

joi2019_ho_t2

#include<bits/stdc++.h>
#define int long long
using namespace std;
signed main() {
  ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    int n, m; cin >> n >> m;
    vector<pair<int, int>> a(n);
    vector<int> b(m);
    for(auto &p : a) cin >> p.second >> p.first;
    for(int &p : b) cin >> p;
    sort(a.rbegin(), a.rend());
    sort(b.rbegin(), b.rend());
    int idx=0;
    for(auto p : a) 
      if(idx<m && p.second<=b[idx]) idx++;
    cout << idx << '\n';
    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 40 / 40
• Subtask 3: 50 / 50