Initial Values:
In main: Var1 = 13   Var2 = 51   Array1 = AAA BBB CCC DDD EEE FFF 

Calling sub1:
  In sub1: Var1 = 99   Var2 = 51   Array1 = AAA BBB CCC DDD EEE FFF 

In main: Var1 = 13   Var2 = 51   Array1 = AAA BBB CCC DDD EEE FFF 

Calling sub2:
  In sub2: Parms = 51 88 
  In sub2: Var1 = 51  Var2 = 51   Var3 = 88 

In main: Var1 = 51   Var2 = 51  Var3 = 88   Array1 = AAA BBB CCC DDD EEE FFF 

Calling sub3:
  In sub3: Parms = 2 4 
  In sub3:  2. CCC   3. DDD   4. EEE   
  In sub3: AAA BBB CCCXX DDDXX EEEXX FFF 
In main: Var1 = 51   Var2 = 3   Array1 = AAA BBB CCCXX DDDXX EEEXX FFF 

Calling sub4:
  In sub4:  Parms = 51AAABBBCCCXXDDDXXEEEXXFFF  First = 51
  In sub1: Var1 = 99   Var2 = 3   Array1 = 1,2,3,4,5 


  In sub4: Changing first parameter - 51
  In sub4: Temp = AABBCCCXDDDXEEEXFF
In main: Var1 = 51   Var2 = 3   Array1 = AA BB CCCX DDDX EEEX FF 

Reference values:
In main: Var1 =  51	 Pointer = SCALAR(0x80c6cac)
In main: Var2 =  3	 Pointer = SCALAR(0x80c6cd0)
In main: Array = AABBCCCXDDDXEEEXFF	 Pointer = ARRAY(0x80c6d00)
Calling sub5:
  In sub5: parms = 51 ARRAY(0x80c6d00) SCALAR(0x80c6cd0) 
  In sub5:  Var1 = 51
  In sub5:  Var1 = 50
  In sub5:  Var2 = SCALAR(0x80c6cd0)   Contents = 3
  In sub5:  Variable1 = SCALAR(0x80c6cd0)   Contents = 2
  In sub5:  Array1 = ARRAY(0x80c6d00)   Contents = ABCCCDDDEEEF
In main: Var1 = 51   Var2 = 2   Array1 = A B CCC DDD EEE F