Submission #889313

#	Time	Username	Problem	Language	Result	Execution time	Memory
889313		Perl32	Exhibition (JOI19_ho_t2)	C++14	100 / 100	45 ms	4784 KiB

joi2019_ho_t2

//I wrote this code 4 u <3
#include <bits/stdc++.h>

using namespace std;
using ll = long long;

#ifdef LOCAL
#include "algo/debug.h"
#else
#define debug(...) 42
#endif

signed main(int32_t argc, char *argv[]) {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    int n, m;
    cin >> n >> m;
    vector<pair<int, int>> a(n);
    for (int i = 0; i < n; ++i) {
        cin >> a[i].first >> a[i].second;
    }
    vector<int> b(m);
    for (int i = 0; i < m; ++i) {
        cin >> b[i];
    }
    sort(a.begin(), a.end(), [&](const pair<int, int> &fir, const pair<int, int> &sec) {
        return fir.second > sec.second || (fir.second == sec.second && fir.first > sec.first);
    });
    sort(b.rbegin(), b.rend());
    int ans = 0;
    for (int i = 0; i < n; ++i) {
        if (b[ans] >= a[i].first) {
            ans++;
        }
    }
    cout << ans;
}

/*

 */

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