private void METHOD_1 ( ) { if ( ( VAR_1 . length ( ) ) == 0 ) { return ; } VAR_1 . METHOD_2 ( ( ( VAR_1 . length ( ) ) - 1 ) ) ; METHOD_3 ( ) ; }
private void delete ( ) { VAR_1 . METHOD_2 ( ( ( VAR_1 . length ( ) ) - 1 ) ) ; if ( ( VAR_1 . length ( ) ) == 0 ) { VAR_1 . append ( "0" ) ; } METHOD_3 ( ) ; }