Submission #1159741

#	Time	Username	Problem	Language	Result	Execution time	Memory
1159741		weakweakweak	Exhibition (JOI19_ho_t2)	C++20	0 / 100	0 ms	328 KiB

joi2019_ho_t2

// g++ -Wall -Wextra -std=c++17 -o B B.cpp
#include <bits/stdc++.h>
using namespace std;
using ll = long long ;
using pii = pair<int,int>;
using pll = pair<ll, ll>;
#define fs first 
#define sc second
#define MP make_pair

int n, m, b[101000];
pii a[101000];

int main() {
    ios_base::sync_with_stdio(false); cin.tie(0);
    cin >> n >> m;
    for (int i = 1; i <= n; i++) cin >> a[i].sc >> a[i].fs;
    for (int i = 1; i <= m; i++) cin >> b[i];
    sort(b+1, b+1+m); reverse(b+1, b+1+m);
    sort(a+1, a+1+n); reverse(a+1, a+1+n);
    int ans = 0, j = 1;
    for (int i = 1; i <= m; i++) {
        while (j <= n) {
            if (a[i].sc <= b[j]) {
                j++;
                ans++;
                break;
            }
            j++;
        }
    }
    cout << ans << '\n';
}

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