Submission #12,748

2024-12-29 17:45:40

cpp17

Wrong answer 39/50

400ms

4224 KiB

#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;

int main()
{
    int n,m,x,y,db=0;
    cin>>n>>m;
    vector<int>v(n-1,1);
    for(int i=1; i<=m; i++)
    {
        cin>>x>>y;
        fill(v.begin()+x,v.begin()+y,0);
    }
    if(v[0]==1)db++;
    for(int i=0; i<n-1; i++)
        if(v[i+1]==1 && v[i]==0)db++;
    cout<<db;
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	39/50
		1	Accepted	0/0	1ms	508 KiB
		2	Accepted	0/0	82ms	4152 KiB
		3	Accepted	2/2	1ms	320 KiB
		4	Wrong answer	0/2	1ms	320 KiB
		5	Accepted	2/2	1ms	320 KiB
		6	Accepted	2/2	1ms	320 KiB
		7	Accepted	2/2	1ms	320 KiB
		8	Accepted	2/2	1ms	320 KiB
		9	Accepted	2/2	1ms	320 KiB
		10	Accepted	2/2	1ms	320 KiB
		11	Accepted	2/2	1ms	568 KiB
		12	Accepted	2/2	2ms	568 KiB
		13	Accepted	3/3	4ms	772 KiB
		14	Accepted	3/3	8ms	1080 KiB
		15	Accepted	3/3	4ms	1080 KiB
		16	Time limit exceeded	0/3	400ms	4148 KiB
		17	Time limit exceeded	0/3	400ms	4224 KiB
		18	Time limit exceeded	0/3	400ms	4152 KiB
		19	Accepted	3/3	8ms	1988 KiB
		20	Accepted	3/3	9ms	2372 KiB
		21	Accepted	3/3	71ms	4152 KiB
		22	Accepted	3/3	74ms	4152 KiB