Submission #1215845

#	Time	Username	Problem	Language	Result	Execution time	Memory
1215845		elotelo966	Exhibition (JOI19_ho_t2)	C++20	0 / 100	0 ms	324 KiB

joi2019_ho_t2

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

#define int long long
#define OYY LLONG_MAX
#define faster ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define fi first
#define se second
#define FOR for(int i=1;i<=n;i++)
#define mid (start+end)/2
#define pb push_back
#define lim 200005
#define N 500050

typedef long long lo;

const int mod=1000000007;

int n,m;

int pic[lim][2];

int tut[lim];

vector<pair<int,int>> v;

int32_t main(){
	faster
	cin>>n>>m;
	
	FOR{
		cin>>pic[i][0]>>pic[i][1];
		v.pb({pic[i][1],pic[i][0]});
	}
	
	sort(v.begin(),v.end());
	
	for(int i=1;i<=m;i++){
		cin>>tut[i];
	}
	
	sort(tut+1,tut+1+m);
	
	int ind=0;
	
	for(int i=1;i<=m;i++){
		if(ind<v.size() && v[ind].se<=tut[i]){
			ind++;
		}
	}
	
	cout<<ind<<'\n';
	
	return 0;
}

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