package main

import "fmt"

func main() {

  count := 5
  count += 5
  fmt.Println(count)
  count++
  fmt.Println(count)
  count--
  fmt.Println(count)
  count -= 5
  fmt.Println(count)

  name := "John"
  name += " Smith"
  fmt.Println(name)

}