Created
January 1, 2011 13:50
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| def fatorial(n) | |
| raise "Argumento invalido" if n < 1 | |
| return 1 if n == 1 | |
| n * fatorial(n-1) | |
| end | |
| puts fatorial(5) | |
| puts fatorial(4) | |
| puts fatorial(10) | |
| puts fatorial(-4) |
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