package main

import "fmt"

type structA struct {
        state int
}

type structB struct {
        state int
}

func (s structA) someFunction(arg int) {
        s.state = arg
}

func (s *structB) someFunction(arg int) {
        s.state = arg
}

func main() {
        a := structA{}
        b := &structB{}

        a.someFunction(1)
        b.someFunction(1)

        fmt.Println(a.state)
        fmt.Println(b.state)
}