begin
  integerfn r
    result = 1
  end
  integerfn r1(integer p1)
    result = 1
  end
  integerfn r2(integer p1,p2)
    result = 1
  end
  integerfn r3(integer p1,p2,p3)
    result = 1
  end
  integer i
  i = r
  i = r1(123)
  i = r2(23,34)
  i = r3(34,45,56)
endofprogram