Problem 42976. iteration of N blank spot

Created by Mehdi in Community

we have N spot which can be blank o filled calculate the number of iteration for these spots. e.g. N=2 1- blank blank 2- blank full 3- full blank 4- full full iteration is 4 e.g. N=3 1- blank blank blank 2- blank blank full 3- blank full blank 4- blank full full 5- full blank blank 6- full blank full 7- full full blank 8- full full full iteration is 8

Solution Stats

77.78% Correct | 22.22% Incorrect
Last solution submitted on Dec 03, 2018

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