public int METHOD_1 ( TYPE_1 VAR_1 , TYPE_1 VAR_2 ) { <BUG> return ( VAR_2 . METHOD_2 ( ) ) - ( VAR_1 . METHOD_2 ( ) ) ;</BUG> }
public int METHOD_1 ( TYPE_1 VAR_1 , TYPE_1 VAR_2 ) { return ( VAR_1 . METHOD_2 ( ) ) - ( VAR_2 . METHOD_2 ( ) ) ; } 
