func foo1() -> Int { return 0 }

func foo(_ a : Int) -> Int {
  let new_name = 1
  let new_name1 = 1
  let new_name2 = 1
  let new_name3 = 1
  let new_name4: Int = 1 + 2 + 2
var aaa = new_name4 + a + foo1()
  return 1
}