제출 #507339

#제출 시각아이디문제언어결과실행 시간메모리
507339CSQ31Exhibition (JOI19_ho_t2)C++17
50 / 100
1049 ms4268 KiB
#include <bits/stdc++.h> using namespace std; int main() { int n,m; cin>>n>>m; vector<array<int,2>>v(n); vector<int>c(m); for(int i=0;i<n;i++)cin>>v[i][1]>>v[i][0]; for(int i=0;i<m;i++)cin>>c[i]; sort(c.begin(),c.end()); for(int i=0;i<n;i++){ int cnt = 0; //v[i][1] = m - (lower_bound(c.begin(),c.end(),v[i][1]) - c.begin()); for(int x:c)if(x >= v[i][1])cnt++; v[i][1] = -cnt; } sort(v.begin(),v.end()); int ans = 0; for(int i=n-1;i>=0;i--){ if(ans+1 <= -v[i][1])ans++; } cout<<ans; }
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