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| package main | |
| import "fmt" | |
| func main() { | |
| i := 1 | |
| for !coolNumber(i, 20) { | |
| i++ | |
| } | |
| fmt.Println(i) | |
| } | |
| func coolNumber(num int, top int) bool { | |
| for i:= top; i >= 1; i-- { | |
| if num % i != 0 { | |
| return false | |
| } | |
| } | |
| return true | |
| } | |
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| i = 1 | |
| i += 1 until (@cool ||= (1..20).to_a.reverse).all? { |n| (i % n).zero? } | |
| puts i |
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