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  1. [20,21,22,23,24,25,26,27,28,29].combination(3){|x| puts x.join(" ") }
Success #stdin #stdout 0.01s 7804KB
stdin
Standard input is empty
stdout
20 21 22
20 21 23
20 21 24
20 21 25
20 21 26
20 21 27
20 21 28
20 21 29
20 22 23
20 22 24
20 22 25
20 22 26
20 22 27
20 22 28
20 22 29
20 23 24
20 23 25
20 23 26
20 23 27
20 23 28
20 23 29
20 24 25
20 24 26
20 24 27
20 24 28
20 24 29
20 25 26
20 25 27
20 25 28
20 25 29
20 26 27
20 26 28
20 26 29
20 27 28
20 27 29
20 28 29
21 22 23
21 22 24
21 22 25
21 22 26
21 22 27
21 22 28
21 22 29
21 23 24
21 23 25
21 23 26
21 23 27
21 23 28
21 23 29
21 24 25
21 24 26
21 24 27
21 24 28
21 24 29
21 25 26
21 25 27
21 25 28
21 25 29
21 26 27
21 26 28
21 26 29
21 27 28
21 27 29
21 28 29
22 23 24
22 23 25
22 23 26
22 23 27
22 23 28
22 23 29
22 24 25
22 24 26
22 24 27
22 24 28
22 24 29
22 25 26
22 25 27
22 25 28
22 25 29
22 26 27
22 26 28
22 26 29
22 27 28
22 27 29
22 28 29
23 24 25
23 24 26
23 24 27
23 24 28
23 24 29
23 25 26
23 25 27
23 25 28
23 25 29
23 26 27
23 26 28
23 26 29
23 27 28
23 27 29
23 28 29
24 25 26
24 25 27
24 25 28
24 25 29
24 26 27
24 26 28
24 26 29
24 27 28
24 27 29
24 28 29
25 26 27
25 26 28
25 26 29
25 27 28
25 27 29
25 28 29
26 27 28
26 27 29
26 28 29
27 28 29