Return the largest number that is adjacent to a zero
Energy of a photon
Reverse a matrix
Create a vector
Given a square and a circle, please decide whether the square covers more area.
Repetition of matrices
Percentage of zeros in a matrix of only 1s and 0s
Basics: counting digits of a number irrespective of the sign
Perimeter of a semicircle
Check if there are white spaces in the input string
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