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Number Spiral

Details

Print a 10×10 grid of the numbers 0 to 99 inclusive. Starting at the top left the numbers should spiral clockwise towards the centre, be right aligned, and have a space between each number.

The full grid should look like this:

 0  1  2  3  4  5  6  7  8  9
35 36 37 38 39 40 41 42 43 10
34 63 64 65 66 67 68 69 44 11
33 62 83 84 85 86 87 70 45 12
32 61 82 95 96 97 88 71 46 13
31 60 81 94 99 98 89 72 47 14
30 59 80 93 92 91 90 73 48 15
29 58 79 78 77 76 75 74 49 16
28 57 56 55 54 53 52 51 50 17
27 26 25 24 23 22 21 20 19 18
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Compiled from AT&T syntax to x86-64 Linux. Use syscalls to write output.
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