Submission #574720

#	Time	Username	Problem	Language	Result	Execution time	Memory
574720		luka1234	Exhibition (JOI19_ho_t2)	C++14	100 / 100	155 ms	1580 KiB

joi2019_ho_t2

#include <bits/stdc++.h>
#define ll long long
#define ff first
#define ss second
#define db double
using namespace std;
int n,m;
pair<int,int> a[100001];
int b[100001];
int main(){
	cin>>n>>m;
	for(int k=1;k<=n;k++){
		cin>>a[k].ss>>a[k].ff;
	}
	sort(a+1,a+n+1);
	for(int k=1;k<=m;k++){
		cin>>b[k];
	}
	sort(b+1,b+m+1);
	int bolo=m;
	int cnt=0;
	for(int k=n;k>=1;k--){
		if(a[k].ss<=b[bolo]){
			cnt++;
			bolo--;
		}
	}
	cout<<cnt;
    return 0;
}

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