View difference between Paste ID: g8CL5Xb2 and DfS4sgCu

-AAA001
+AAA001G
-AAA002
+AAA001B
 AAA002G
 ...
 BBB001
 BBB002
 
 AAA => array(
     001 => array(
         G,
 	B
     ),
     002 => array(
         G
     )
 )
 BBB => array(
     001,
     002
 )