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6 years ago
## iterativefactorial
### Instructions
Write an **iterative** function that returns the factorial of the `int` passed as parameter.
Errors (non possible values or overflows) will return `0`.
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### Expected function
```go
func IterativeFactorial(nb int) int {
}
```
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### Usage
Here is a possible program to test your function :
```go
package main
import (
"fmt"
"piscine"
)
func main() {
arg := 4
fmt.Println(piscine.IterativeFactorial(arg))
}
```
And its output :
```console
$ go run .
24
$
```