Remove the polynomials that have positive real elements of their roots.
Find state names that start with the letter N
Implement simple rotation cypher
Determine if input is a perfect number
Cell Counting: How Many Draws?
Characterize fluid flow in a pipe as to laminar or turbulent
Place wastewater treatment processes in the correct order
Assess the scatter of wind turbines in a field
Convert a temperature reading from Celsius to an unknown scale
Calculate the sphericity of a Raschig ring
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