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<?php for($f = 0; $f <= 20; $f++) { for($n = $f+1; $n <= 21; $n++) { Echo $n."\n"; } }
Output for git.master, git.master_jit, rfc.property-hooks
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 8 9 10 11 12 13 14 15 16 17 18 19 20 21 9 10 11 12 13 14 15 16 17 18 19 20 21 10 11 12 13 14 15 16 17 18 19 20 21 11 12 13 14 15 16 17 18 19 20 21 12 13 14 15 16 17 18 19 20 21 13 14 15 16 17 18 19 20 21 14 15 16 17 18 19 20 21 15 16 17 18 19 20 21 16 17 18 19 20 21 17 18 19 20 21 18 19 20 21 19 20 21 20 21 21

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