Submission #97513

#	Time	Username	Problem	Language	Result	Execution time	Memory
97513		dalgerok	Exhibition (JOI19_ho_t2)	C++14	100 / 100	83 ms	1656 KiB

joi2019_ho_t2

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


const int N = 1e5 + 5;




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


int main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    cin >> n >> m;
    for(int i = 1; i <= n; i++){
        cin >> a[i].second >> a[i].first;
    }
    for(int i = 1; i <= m; i++){
        cin >> b[i];
    }
    sort(a + 1, a + n + 1);
    reverse(a + 1, a + n + 1);
    sort(b + 1, b + m + 1);
    reverse(b + 1, b + m + 1);
    int ans = 0;
    for(int i = 1; i <= n; i++){
        if(a[i].second <= b[ans + 1]){
            ans += 1;
        }
    }
    cout << ans;
}

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