Find the volume of cone, when given radius(r) and height(h).
Test cases have been added to this problem.
I don"t want dumplings!
Find the sum of the elements in the "second" diagonal
Output any real number that is neither positive nor negative
Number of digits in an integer
07 - Common functions and indexing 5
Sum positive elements of matrix.
Form a square matrix from four square sub-matrices
Set x value to each even index of vector y.
Convert array of decimal numbers into hexadecimal numbers array.
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