New posts in Decision Problem

Check if 2 arrays contain the same element

Match the permutations!

Primenary Strings

Totally Invertible Submatrices

Arranging arbitrary rectangles to fill a space

Dennis numbers 2.0

Is it an Odd Word?

Is it a Bumpy Word?

Can the number reach 1 by repeatedly subtracting the largest prime less than it?

Is it a Proth number?