Submission #372459

#	Time	Username	Problem	Language	Result	Execution time	Memory
372459		mariowong	Exhibition (JOI19_ho_t2)	C++14	0 / 100	1 ms	364 KiB

joi2019_ho_t2

#include <bits/stdc++.h>
using namespace std;

long long n,m,sz,pt,u,b[100005];
pair<long long,long long> a[100005];
int main(){
	ios::sync_with_stdio(false);
	cin >> n >> m;
	for (int i=1;i<=n;i++){
		cin >> a[i].second >> a[i].first;
	}
	for (int i=1;i<=n;i++){
		cin >> b[i];
	}
	sort(a+1,a+1+n); sort(b+1,b+1+m); 
	for (int i=m;i>=1;i--){
		if (pt+1 <= n && a[pt+1].second <= b[i])
		pt++;
	}
	cout << pt << "\n";
	return 0;
}	

• Subtask 1: 0 / 10
• Subtask 2: 0 / 40
• Subtask 3: 0 / 50