제출 #926280

#제출 시각아이디문제언어결과실행 시간메모리
926280VMaksimoski008Exhibition (JOI19_ho_t2)C++14
100 / 100
129 ms4516 KiB
#include <bits/stdc++.h>
using namespace std;

int main() {
    int n, m;
    cin >> n >> m;

    vector<pair<int, int> > v(n);
    vector<int> c(m);
    for(auto &x : v) cin >> x.second >> x.first;
    for(int &x : c) cin >> x;

    sort(v.rbegin(), v.rend());
    sort(c.rbegin(), c.rend());

    int ans = 0;
    for(int i=0; i<n; i++)
        if(v[i].second <= c[ans]) ans++;
    cout << ans << '\n';
    return 0;
}
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