Created
December 1, 2014 05:48
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Binary Combinations for spreadsheet
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| 0.upto(8){|i| puts i.to_s(2).rjust(4,'0').split(//).join("\t")} | |
| # => | |
| # 0 0 0 0 | |
| # 0 0 0 1 | |
| # 0 0 1 0 | |
| # 0 0 1 1 | |
| # 0 1 0 0 | |
| # 0 1 0 1 | |
| # 0 1 1 0 | |
| # 0 1 1 1 | |
| # 1 0 0 0 |
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