1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
#include <bits/stdc++.h>

using namespace std;
using ll = long long;
using str = string;


int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    int x,d,h,m,wyn,us = 0;

    cin >> x >> d >> h >> m;

    if(x < 5) {
        wyn = 36 * 60;
        if(d - x == 22) {
            us = 60 * (h - 12) + m;
        }
        else {
            us = 12 * 60 + 60 * h + m;
        }
    }
    else {
        wyn = 60 * 60;
        wyn -= 60;
        if(d - x == 22) {
            us = 60 * (h - 12) + m; 
        }
        else {
            us = 12 * 60 + 24 * 60 * (d - x - 23) + h * 60 + m;
            if(d == 29 && h > 2) {
                wyn += 60;
            }
        }
    }

    wyn -= us;

    cout << wyn;
}