扩建鱼塘

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说明

有一个尺寸为m * n的矩形鱼塘,请问如果要把该鱼塘扩建为正方形,那么它的面积至少增加了多少平方米?(4.2.54)

输入格式

两个整数m和n

输出格式

一个整数,代表鱼塘面积增加的值

样例

5 3
10

非常好看

Not Attended
Status
Done
Rule
Ledo
Problem
40
Start at
2025-1-24 16:45
End at
2025-4-18 0:45
Duration
2000 hour(s)
Host
Partic.
17