Rectangular or not?

Very easy

Execution time limit is 1 second

Runtime memory usage limit is 128 megabytes

The lengths of the sides of a triangle are given. Determine, if this triangle is rectangular.

Input

Three positive integers — the lengths of sides of triangle. The lengths of the sides do not exceed $1000$ .

Print "YES" if triangle is rectangular, or "NO" otherwise.

Input #1

Answer #1

Input #2

Answer #2

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