Submission #7,135

2023-12-31 12:10:54

cpp17

Time limit exceeded 63/75

400ms

3872 KiB

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

int main() {
	std::ios::sync_with_stdio (false);
	cin.tie(0);
	cout.tie(0);
	int n, m;
	cin >> n >> m;
	vector<bool> ures(n, true);
	for (int i = 0; i < m; i++) {
		int a, b;
		cin >> a >> b;
		for (int j = a; j < b; j++) {
			ures[j] = false;
		}
	}
	
	int db = 0;
	for (int i = 1; i < n; i++) {
		if (ures[i]) db++;
	}

	cout << db;
}

	Sum	Test	Verdict		Time	Memory
base	63/75
		1	Accepted	0/0	3ms	1832 KiB
		2	Accepted	0/0	56ms	2312 KiB
		3	Accepted	3/3	3ms	2292 KiB
		4	Accepted	3/3	3ms	2484 KiB
		5	Accepted	3/3	2ms	2528 KiB
		6	Accepted	3/3	2ms	2528 KiB
		7	Accepted	3/3	2ms	2528 KiB
		8	Accepted	4/4	3ms	2660 KiB
		9	Accepted	4/4	3ms	2868 KiB
		10	Accepted	4/4	3ms	2980 KiB
		11	Accepted	4/4	3ms	3060 KiB
		12	Accepted	4/4	3ms	3076 KiB
		13	Accepted	4/4	4ms	3220 KiB
		14	Accepted	4/4	4ms	3188 KiB
		15	Accepted	4/4	4ms	3188 KiB
		16	Time limit exceeded	0/4	400ms	3180 KiB
		17	Time limit exceeded	0/4	361ms	2512 KiB
		18	Time limit exceeded	0/4	368ms	3428 KiB
		19	Accepted	4/4	8ms	3576 KiB
		20	Accepted	4/4	8ms	3536 KiB
		21	Accepted	4/4	48ms	3760 KiB
		22	Accepted	4/4	52ms	3872 KiB