Problem 1842. rot45 : a different aproach

Inspired by problem 1840.

Given an arbitrary n by n matrix, rotate it 45 degrees counterclockwise as in the following example:

if x is

1 3 
2 4

rot45(x) would then be

0 3 0

1 0 4

0 2 0

So the matrix gets larger each time it is rotated.

Solution Stats

56.0% Correct | 44.0% Incorrect
Last solution submitted on May 07, 2017

Problem Comments

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