Return the number of edges on an n-dimensional hypercube (with an integer n ≥ 0).
Neither string operations nor interpolations are allowed!
Thanks for the nice problem! It is refreshing!
Determine whether a vector is monotonically increasing
Find state names that end with the letter A
The Goldbach Conjecture, Part 2
Project Euler: Problem 10, Sum of Primes
Sum the entries of each column of a matrix which satisfy a logical condition.
Triangular Tiling Dots in a Circle
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