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RGB7108 - Сондгой тоонуудын үржвэр

Өгөгдсөн 3 тоон дахь сондгой тоонуудын үржвэрийг ол. Ядаж 1 сондгой тоо байгаа.

Input

Нэг мөрөнд Int төрлийн 3 тоо зайгаар тусгаарлагдан өгөгдөнө.

Output

Үржвэр

Example

Input:
5 2 3
Output:
15

Added by:Bataa
Date:2011-05-24
Time limit:1s
Source limit:50000B
Memory limit:1536MB
Cluster: Cube (Intel G860)
Languages:NCSHARP C++ 4.3.2 CPP CPP14 JULIA PYPY3

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