// completely simplified closure example
// for counter

def makec() = { 
  var c: Int = 0; 
  def incr = { c += 1 ; c }
  def decr = { c -= 1 ; c }
  def show = { c }
  ( incr _ , decr _ , show _ )
 }
}


// access tupel values using _1, _2, ...
//  access is one-based, not zero-based as usual :-(
//
// val counter1 = makec
// counter1._2()
//
// val counter2 = makec
// counter2._1()
//
// counter1._3()
// counter2._3()