제출 #1310360

#제출 시각아이디문제언어결과실행 시간메모리
1310360bahaktlExhibition (JOI19_ho_t2)C++20
100 / 100
35 ms2800 KiB
#include <bits/stdc++.h> #define int long long #define pb push_back using namespace std; const int N=2e5+10; const int inf=5e18; const int mod=1e9+7; pair<int,int>a[N]; int c[N]; signed main() { ios_base::sync_with_stdio(NULL); cin.tie(NULL); int T=1; // cin>>T; while(T--) { int n,m; cin>>n>>m; for(int i=1;i<=n;i++) { cin>>a[i].second>>a[i].first; } sort(a+1,a+n+1); for(int i=1;i<=m;i++) cin>>c[i]; sort(c+1,c+m+1); int ans=0; for(int i=n,j=m;i>=1 && j>=1;i--) { if(a[i].second<=c[j]) ans++,j--; } cout<<ans<<"\n"; } }
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