Given a number, check if it is perfect square or not.
Input : 2500 Output : Yes 2500 is a perfect square. 50 * 50 = 2500 Input : 2555 Output : No
- Take the square root of the number.
- Take floor/ceil/round of the square root which we got in step 1.
- Subtract value we got in step 2 from the square root.
- If the output of step 3 is 0 then the number is perfect square else not.
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