Take x as input and y as output.
If x=1 y=3 If x=2 y=14 If x=3 y=39 If x=4 y=84
Based on this relation find given x value.
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Problem Comments
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1 Comment
Pruthvi teja
on 16 Jul 2014
good one...
Solution Comments
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1 Comment
Rathin Joshi
on 12 Apr 2016
Good One
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