Remove the polynomials that have positive real elements of their roots.
Tell me the slope
What is the distance from point P(x,y) to the line Ax + By + C = 0?
Rotate and display numbered tile
Set the array elements whose value is 13 to 0
Find the smallest prime with n inside
Construct the Seidel-Entringer-Arnold triangle
Determine whether a prime is Pythagorean
Count the ways pairs of parentheses can be matched correctly
Determine digits of the Copeland-Erdos constant
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