Consider the following pseudo-code: def foo ( y: Int) : Unit = { var yx+1 bar (y) xy+1 var x3 var y=0 def bar (x: Int) Unit ( y = x+1 foo (x) println (x+":"+y) Consider the following pseudo-code: def foo ( y: Int) : Unit = { var yx+1 bar (y) xy+1 var x3 var y=0 def bar (x: Int) Unit ( y = x+1 foo (x) println (x+":"+y)