Submission #1,941

1941

2022-12-12 12:48:29

cpp11

Wrong answer 24/50

82ms

11968 KiB

#include <iostream>
#include <vector>

using namespace std;
int i,n,m,a,b,db;
int main()
{
    cin>>n>>m;
    vector <int> x(n+2);
    for(i=1;i<=m;++i)
    {
        cin>>a>>b;
        x[a]++;
        x[b+1]--;
    }
    for(i=1;i<=n;++i)
    {
        x[i]+=x[i-1];
        if(x[i]==0 && x[i-1]!=0) db++;
    }
    if(x[1]==0) ++db;
    cout<<db;
}

	Sum	Test	Verdict		Time	Memory
base	24/50
		1	Accepted	0/0	3ms	1812 KiB
		2	Accepted	0/0	79ms	9780 KiB
		3	Accepted	2/2	2ms	2104 KiB
		4	Accepted	2/2	2ms	2180 KiB
		5	Wrong answer	0/2	2ms	2424 KiB
		6	Wrong answer	0/2	2ms	2628 KiB
		7	Accepted	2/2	2ms	2836 KiB
		8	Wrong answer	0/2	2ms	3032 KiB
		9	Accepted	2/2	2ms	3120 KiB
		10	Accepted	2/2	2ms	3328 KiB
		11	Accepted	2/2	3ms	3848 KiB
		12	Wrong answer	0/2	3ms	4360 KiB
		13	Wrong answer	0/3	6ms	4604 KiB
		14	Wrong answer	0/3	8ms	5460 KiB
		15	Wrong answer	0/3	7ms	5364 KiB
		16	Accepted	3/3	63ms	11632 KiB
		17	Accepted	3/3	64ms	11924 KiB
		18	Accepted	3/3	72ms	11928 KiB
		19	Wrong answer	0/3	9ms	7164 KiB
		20	Wrong answer	0/3	10ms	8052 KiB
		21	Wrong answer	0/3	76ms	11820 KiB
		22	Accepted	3/3	82ms	11968 KiB