Go Arithmetic Operators calculate GCD

package main//from  www .  ja va  2  s.c  om
import "fmt"

func gcd(temp1 int,temp2 int){
    var gcdnum int

    for i := 1; i <=temp1 && i <=temp2 ; i++ {
            if(temp1%i==0 && temp2%i==0) {
                gcdnum=i
            } 
    }
    fmt.Printf("GCD of %d and %d is %d",temp1,temp2,gcdnum)
    return
}  


func main() {
    var n1,n2 int
    n1 = 48
    n2 = 24

    gcd(n1,n2)
}