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for a given integer n>=3, generate a matrix of nxn such that the value n^2 is at bottom left and its decreasing towards center around the corner forming a spiral.{clockwise spiral- starting from bottom left}

Examples:

Input n = 5 Output y is [ 21 20 19 18 17; 22 7 6 5 16; 23 8 1 4 15; 24 9 2 3 14; 25 10 11 12 13];

Input n = 4 Output y is [ 13 12 11 10 14 3 2 9 15 4 1 8 16 5 6 7]

61 correct solutions
73 incorrect solutions

Last solution submitted on Feb 23, 2015

1 Comment

trekker
on 30 Mar 2013

test case for x=5 is wrong: swap 17 and 18.

1 Comment