Submission #1233650

#	Time	Username	Problem	Language	Result	Execution time	Memory
1233650		antromancap	Exhibition (JOI19_ho_t2)	C++20	100 / 100	30 ms	1608 KiB

joi2019_ho_t2

#include <bits/stdc++.h>

using namespace std;

const int N = 1e5 + 1;
int n, m, x[N], C[N];
pair<int, int> a[N];

int 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 + n + 1);
	for (int i = 1; i <= m; i++) cin >> C[i];
	sort(C + 1, C + m + 1, greater<int>());
	int res = 1;
	for (int i = n; i; i--)
		if (res <= m && a[i].second <= C[res]) res++;
	cout << res - 1;
}

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