1028: 两个数的差

Memory Limit:128 MB Time Limit:1.000 S
Judge Style:Text Compare Creator:
Submit:24 Solved:20

Description

输入两个整数,求他们相减的差。

Input

一行,两个整数,a和b

Output

一行,一个整数,a-b的差

Sample Input Copy

5 3

Sample Output Copy

2