编辑代码

package main
import "fmt"

func run(a,b int)(num int,num1 int){
    num = a+b
    num1 = a*b
    return 
}

func add_one(a int)int{

    a = a+1
    return a
}

func add_one_addr(a *int) int{
    *a = *a+1
    return *a
}

func main () {
    x:=1
    num := add_one(x)
    fmt.Println(num,x)
    num1 := add_one_addr(&x)
    fmt.Println(num1,x)
}