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504 B
504 B
rectperimeter
Instructions
write a function that accepts two integer arguments, representing the two sides length of a rectangle and returning the perimeter of the rectangle.
your function should return -1 if one of the arguments is negative.
Expected function
func RectPerimeter(l, w int) int {
}
Usage
package main
import (
"fmt"
"piscine"
)
func main() {
fmt.Println(piscine.RectPerimeter(10, 2))
fmt.Println(piscine.RectPerimeter(434343, 898989))
}