Recursive factorial function

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package main import ( "fmt" ) func factorial(n int) int { if n <= 0 { return 1 } return n * factorial(n - 1) } func main() { fmt.Println(factorial(5)) } /* lifecyle factorial 5 * factorial(4) 5 * 4 * factorial(3) 5 * 4 * 3 * factorial(2) 5 * 4 * 3 * 2 * factorial(1) 5 * 4 * 3 * 2 * 1 * factorial(0) 5 * 4 * 3 * 2 * 1 * 1 output: 120 (result factorial 5) */
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