Background

Description

Given a day of the week encoded as 0=Sun, 1=Mon, 2=Tue, ...6=Sat, and a boolean indicating if we are on vacation, return a string of the form "7:00" indicating when the alarm clock should ring. Weekdays, the alarm should be "7:00" and on the weekend it should be "10:00". Unless we are on vacation -- then on weekdays it should be "10:00" and weekends it should be "off".

Format

Input

Output

Samples

1 false

"7:00"

5 false

"7:00"

0 false

"10:00"

Limitation

1s, 1024KiB for each test case.