499 B
499 B
Minutes Before the New Year
New Year is coming and you are excited to know how many minutes remain before the New Year. You know that currently the clock shows ℎ hours and 𝑚 minutes, where 0≤ℎℎ<24 and 0≤𝑚𝑚<60.
We use 24-hour time format!
Your task is to find the number of minutes before the New Year. You know that New Year comes when the clock shows 0 hours and 0 minutes.
Input
23 55
23 0
0 1
4 20
23 59
Output
5
60
1439
1180
1