Rectangle surface

Rectangle has a height h and a width w. Your task is to calculate the area of that rectangle.

400px-Rectangle_(plain).svg.png

The first 2 lines of the input represent the h and the w of the rectangle.

Print its surface in the output.

Input

Output

2 5

10

Constraints

Time limit: 2 seconds

Memory limit: 512 MB

Output limit: 1 MB

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