Submission #1027112

#	Time	Username	Problem	Language	Result	Execution time	Memory
1027112		giorgi_pkhaladze	Exhibition (JOI19_ho_t2)	C++14	100 / 100	41 ms	5720 KiB

joi2019_ho_t2

#include <bits/stdc++.h>
#define ll long long
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pb push_back
#define ff first
#define ss second
using namespace std;
int n,m,k,i,j,ans,a[200005];
pii p[200005];
int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL); cout.tie(NULL);
	cin>>n>>m;
	for(k=1; k<=n; k++)cin>>p[k].ss>>p[k].ff;
	for(k=1; k<=m; k++)cin>>a[k];
	sort(p+1,p+1+n);
	sort(a+1,a+m+1);
	int pos=m;
	for(k=n; k>0; k--){
		if(p[k].ss<=a[pos])pos--;
	}
	ans=m-pos;
	cout<<ans;
}

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