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Background

有一块纸，有一群智慧的土拨鼠要切纸

Description

有一块长为$x$米，宽为$y$米，他们想把它剪成边长是整厘米的正方形且剪完后没有剩余，正方形的面积是多少?

Input

两个整数 x 和 y，满足$0\leq x,y\leq 32767$ .

Output

正方形的面积是多少

Samples

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