Submission #14,079

2025-01-09 18:21:59

cpp17

Wrong answer 14/50

82ms

4316 KiB

#include <bits/stdc++.h>

using namespace std;

int main()
{
    int n, m, a ,b, res=0, curr = 0;
    cin >> n >> m;
    vector<int> v(n+1);
    for(int i=0; i < m; i++) {
        cin >> a >> b;
        v[a]++;
        v[b]--;
    }
    if(v[1]==0)res++;
    for(int i = 0; i <= n; i++) {
        curr+=v[i];
        if(curr == 0 && v[i] != 0) res++;
    }
    cout << res;
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	14/50
		1	Accepted	0/0	1ms	316 KiB
		2	Wrong answer	0/0	82ms	4148 KiB
		3	Accepted	2/2	1ms	500 KiB
		4	Wrong answer	0/2	1ms	316 KiB
		5	Accepted	2/2	1ms	316 KiB
		6	Accepted	2/2	1ms	316 KiB
		7	Accepted	2/2	1ms	316 KiB
		8	Accepted	2/2	1ms	316 KiB
		9	Wrong answer	0/2	1ms	316 KiB
		10	Wrong answer	0/2	1ms	316 KiB
		11	Accepted	2/2	1ms	564 KiB
		12	Accepted	2/2	2ms	564 KiB
		13	Wrong answer	0/3	4ms	612 KiB
		14	Wrong answer	0/3	8ms	1076 KiB
		15	Wrong answer	0/3	4ms	932 KiB
		16	Wrong answer	0/3	61ms	4220 KiB
		17	Wrong answer	0/3	63ms	4316 KiB
		18	Wrong answer	0/3	71ms	4148 KiB
		19	Wrong answer	0/3	8ms	1844 KiB
		20	Wrong answer	0/3	10ms	2356 KiB
		21	Wrong answer	0/3	71ms	4148 KiB
		22	Wrong answer	0/3	75ms	4152 KiB