제출 #1208154

#제출 시각아이디문제언어결과실행 시간메모리
1208154AblablaExhibition (JOI19_ho_t2)C++20
100 / 100
107 ms1588 KiB
#include <bits/stdc++.h> using namespace std; typedef pair<int, int> pii; int main() { int n, m; cin >> n >> m; vector<pii> kep(n); for(auto &x : kep){ cin >> x.first >> x.second; } vector<int> keret(m); for(int &x : keret){ cin >> x; } sort(kep.begin(), kep.end(), [&](pii a, pii b){ if(a.second == b.second){ return a.first < b.first; } return a.second < b.second; }); sort(keret.begin(), keret.end()); int ind = m - 1; for(int i = n - 1; i >= 0; i--){ if(kep[i].first <= keret[ind]){ ind--; } if(ind < 0){ break; } } cout << m - ind - 1 << "\n"; }
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