Submission #1342197

#	Time	Username	Problem	Language	Result	Execution time	Memory
1342197		Nipphitch	Exhibition (JOI19_ho_t2)	C++20	100 / 100	35 ms	1552 KiB

joi2019_ho_t2

#include <bits/stdc++.h>
using namespace std;
const int N=1e5+5;

int n,m,b[N],ans;
pair <int,int> a[N];

signed main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cin >> n >> m;
    for(int i=1;i<=n;i++) cin >> a[i].second >> a[i].first;
    sort(a+1,a+1+n,greater <pair <int,int>>());
    for(int i=1;i<=m;i++) cin >> b[i];
    sort(b+1,b+1+m,greater <int>());
    for(int i=1,j=1;i<=n && j<=m;){
        if(a[i].second<=b[j]){
            ans++;
            i++,j++;
        }
        else if(a[i].second>b[j]) i++;
    }
    cout << ans;
}

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