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Competitions

# Square of maximum

Three-digit number is given. Rearrange its digits so that to get the maximum number (written with the same digits). Then this maximum number should be squared and printed.

#### Input

One three-digit positive integer.

#### Output

Print the square of maximum number.

Time limit 1 second
Memory limit 128 MiB
Input example #1
327

Output example #1
535824