private TYPE_1 < TYPE_2 > . VAR_1 node ( int index ) { TYPE_1 < TYPE_2 > . VAR_1 x = first ; for ( int i = 0 ; i < index ; i ++ ) x = VAR_2 ; return x ; } 

private TYPE_1 < TYPE_2 > . VAR_1 node ( int index ) { TYPE_1 < TYPE_2 > . VAR_1 x = first ; for ( int i = 1 ; i < index ; i ++ ) x = VAR_2 ; return x ; } 
