Given the diameter d, find the perimeter of a semicircle
Hello, Srishti Saha. It is generally not recommended to demonstrate the solution formula within the Test Suite; it would be better to just specify the numerical values for the "correct" answers in the Test Suite. See also Problem 44631 for more discussion. —DIV
Test Suite flawed: should account for inherent imprecision of floating-point numbers.
Back to basics 23 - Triangular matrix
Create a two dimensional zero matrix
Draw a 'X'!
Repetition of matrices
Find NaNs in the matrix
basic matrix operations: rotate and find sum of diagonal elements of the resultant matrix
Product of all elements in an array
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