hope you wont change the test suite
Times 2 - START HERE
Project Euler: Problem 3, Largest prime factor
Getting logical indexes
Given a matrix, swap the 2nd & 3rd columns
Is this triangle right-angled?
Getting the indices from a matrix
Longest Collatz Sequence
Pandigital number n°2 (Inspired by Project Euler 32)
Decrypt the cypher using XOR encryption (for beginners)
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