Score : 100 points
Given is a string S representing the day of the week today.
S is SUN
, MON
, TUE
, WED
, THU
, FRI
, or SAT
, for Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, and Saturday, respectively.
After how many days is the next Sunday (tomorrow or later)?
SUN
, MON
, TUE
, WED
, THU
, FRI
, or SAT
.Input is given from Standard Input in the following format:
S
Print the number of days before the next Sunday.
SAT
1
It is Saturday today, and tomorrow will be Sunday.
SUN
7
It is Sunday today, and seven days later, it will be Sunday again.