If I'm reading the problem statement right, I think either the answer to test case 2 should be 867 (123^3 = 1860867.) or n=2 (123^2=15129).
James, you are correct. Problem statement and test suite have been fixed.
Make a checkerboard matrix
Find the longest sequence of 1's in a binary sequence.
Replace Nonzero Numbers with 1
Divisible by 9
Given the name from the legend, return the handle
Big numbers, repeated least significant digits
Generate a NaN...on purpose
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