This problem has been polished along with an enhanced test suite.
nice moderate problem
Sorted highest to lowest?
Given area find sides
Area of a Square
Square a Number
BASICS - sum part of vector
Replace x value into y value in string text.
Sum positive elements of matrix.
Find sum of negative elements in row.
Calculate roots of polynomial given as vector array.
For given vectors x,y find coresponding spline coefficients.
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