Submission #938052

#	Time	Username	Problem	Language	Result	Execution time	Memory
938052		Andrey	Exhibition (JOI19_ho_t2)	C++14	100 / 100	38 ms	4700 KiB

joi2019_ho_t2

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

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    int n,m,a,b,ans = 0;
    cin >> n >> m;
    vector<pair<int,int>> haha(n);
    vector<int> bruh(m);
    for(int i = 0; i < n; i++) {
        cin >> a >> b;
        haha[i] = {b,a};
    }
    for(int i = 0; i < m; i++) {
        cin >> bruh[i];
    }
    sort(haha.begin(),haha.end());
    sort(bruh.begin(),bruh.end());
    int y = m-1;
    for(int i = n-1; i >= 0; i--) {
        if(y >= 0 && bruh[y] >= haha[i].second) {
            y--;
        }
    }
    cout << m-1-y;
    return 0;
}

Compilation message (stderr)

joi2019_ho_t2.cpp: In function 'int main()':
joi2019_ho_t2.cpp:9:17: warning: unused variable 'ans' [-Wunused-variable]
    9 |     int n,m,a,b,ans = 0;
      |                 ^~~

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