#109 A%B

Statement

Statement language

Given two integers $A$ and $B$ .

Write a program that prints the remainder when $A$ is divided by $B$ , that is, $A \bmod B$ .

The input is given in the following format.

$A\ B$

Print $A \bmod B$ on the first line.

#	Score	Constraints
1	100	Full constraints.

Input

7 3

Output

When $7$ is divided by $3$ , the quotient is $2$ and the remainder is $1$ .