Created
October 29, 2015 10:45
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christmas tree
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| n = 22; m = 2; (1..n).select(&:odd?).each{ |i| p (" " * ((n - 1)/2 - i/2) + "x" * i) }; m.times{ |x| p (' ' * ((n - 1)/2) + 'x') } | |
| " x" | |
| " xxx" | |
| " xxxxx" | |
| " xxxxxxx" | |
| " xxxxxxxxx" | |
| " xxxxxxxxxxx" | |
| " xxxxxxxxxxxxx" | |
| " xxxxxxxxxxxxxxx" | |
| " xxxxxxxxxxxxxxxxx" | |
| " xxxxxxxxxxxxxxxxxxx" | |
| "xxxxxxxxxxxxxxxxxxxxx" | |
| " x" | |
| " x" |
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