Submission #18,917

2025-11-12 16:04:10

cpp17

Accepted 50/50

82ms

564 KiB

#include <iostream>
#include <cmath>
using namespace std;

int main()
{
    int q,m;
    cin>>q>>m;
    while(q--)
        {
        int a,b,a1,b1;
        cin>>a>>a1>>b>>b1;
        int as,bs;
        as=(a-1)*24+a1;
        bs=(b-1)*24+b1;
        int ans=((bs-as)/m);
        if(ans*m == bs-as)
            ans--;
        cout<<ans<<endl;
        }
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	50/50
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	12ms	500 KiB
		3	Accepted	5/5	1ms	316 KiB
		4	Accepted	5/5	74ms	560 KiB
		5	Accepted	3/3	1ms	316 KiB
		6	Accepted	3/3	1ms	316 KiB
		7	Accepted	3/3	1ms	316 KiB
		8	Accepted	3/3	1ms	500 KiB
		9	Accepted	3/3	1ms	316 KiB
		10	Accepted	3/3	1ms	316 KiB
		11	Accepted	3/3	1ms	316 KiB
		12	Accepted	1/1	1ms	316 KiB
		13	Accepted	1/1	1ms	316 KiB
		14	Accepted	1/1	1ms	316 KiB
		15	Accepted	1/1	1ms	316 KiB
		16	Accepted	2/2	81ms	420 KiB
		17	Accepted	3/3	79ms	524 KiB
		18	Accepted	2/2	79ms	468 KiB
		19	Accepted	3/3	82ms	492 KiB
		20	Accepted	1/1	79ms	564 KiB
		21	Accepted	1/1	79ms	404 KiB
		22	Accepted	3/3	79ms	428 KiB