100 atcoder#ABC192A. [ABC192A] Star
[ABC192A] Star
Score : points
Problem Statement
Takahashi is playing a game.
In this game, each time the number of coins you have collected so far becomes a multiple of , you get a prize.
Takahashi has collected coins so far. How many more coins does he need to collect before he gets the next prize? (If is a multiple of , we assume that he has already got the prize for collecting coins in total.)
Constraints
Input
Input is given from Standard Input in the following format:
Output
Print the number of additional coins that he needs to collect before he gets the next prize.
140
60
He gets the next prize when he has collected coins in total. To get it, he needs to collect more coins.
1000
100
He gets the next prize when he has collected coins in total.