제출 #1149783

#제출 시각아이디문제언어결과실행 시간메모리
1149783bdgrsrnExhibition (JOI19_ho_t2)C++20
100 / 100
45 ms1608 KiB
#include <bits/stdc++.h> #define ll long long using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr); int n,m; cin>>n>>m; pair<int,int> a[n+1]; int b[m+1]; for(int i = 1; i <= n; i++)cin>>a[i].second>>a[i].first; for(int i=1;i<=m;i++) cin>>b[i]; sort(a+1,a+n+1); sort(b+1,b+m+1); int ans=0; for(int i = n, j = m; i >= 1 && j >= 1; i--) if(b[j]>=a[i].second) ans++,j--; cout<<ans<<"\n"; return 0; }
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