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12 lines
361 B
Ruby
12 lines
361 B
Ruby
#Given a number,check if it is even or odd using bit operations.
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#Algorithm: let num be x
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#find x&1 ,if result is 0 then even else odd.
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#The Least significant bit of odd number is always 1 and even is always 0,hence x&1 will be 0 if even else odd.
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def check_evenOdd(x)
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if x&1==0
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print "#{x} is even"
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else
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print "#{x} is odd"
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end
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end |