Q2xv

What is printed by following program, assuming call-by reference method of passing parameters for all variables in the parameter list of procedure P? program Main(inout, output); var a, b:integer; procedure P(x, y, z:integer); begin y:=y+1 z:=x+x end P; begin a:=2; b:=3; p(a+b, a, a); Write(a) end.