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How to check if a number is perfect square in Ruby



268 views
asked Mar 31, 2021 by avibootz
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1 Answer

0 votes 
n = 9
puts Math.sqrt(n) % 1 == 0

n = 12
puts Math.sqrt(n) % 1 == 0




# run:
# 
# true
# false
#

 



answered Mar 31, 2021 by avibootz

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