Type: Default 1000ms 128MiB

大整数减法

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描述

求两个大的正整数相减的差。

输入

共2行,第1行是被减数a,第2行是减数b(a > b)。每个大整数不超过200位,不会有多余的前导零。

输出

一行,即所求的差。

样例输入

9999999999999999999999999999999999999
9999999999999

样例输出

9999999999999999999999990000000000000

专项练习之数组

Not Attended
Status
Done
Rule
ACM/ICPC
Problem
10
Start at
2023-8-3 9:30
End at
2023-8-20 1:30
Duration
400 hour(s)
Host
Partic.
11