The following code contains at least one indentation error. Find and fix the error$($s$)$ so the program prints the side length, area, and perimeter of a square.

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Ex: If the input is $2,$ then the output is:

Side length: $2$ in

Area: $4\mathrm{.}00$ in$^2$

Perimeter: $8\mathrm{.}00$ in