제출 #1203889

#제출 시각아이디문제언어결과실행 시간메모리
1203889chawinknExhibition (JOI19_ho_t2)C++20
100 / 100
34 ms1612 KiB
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int n, m; cin >> n >> m; vector<pair<int,int>> a(n); vector<int> c(m); for (auto& [s,v] : a) cin >> v >> s; for (auto& i : c) cin >> i; sort(a.begin(), a.end(), greater<pair<int,int>>()); sort(c.begin(), c.end(), greater<int>()); int ans=0; for (int i = 0, j = 0; i < n && j < m; ) { auto [v,s]=a[i]; if (s <= c[j]) ans++, i++, j++; else i++; } cout << ans; return 0; }
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