public double sum ( ) { int sum = 0 ; int VAR_1 = VAR_2 . size ( ) ; for ( int i = 1 ; i < VAR_1 ; i ++ ) sum += VAR_2 . get ( i ) ; return sum ; } 

public double sum ( ) { double sum = 0 ; int VAR_1 = VAR_2 . size ( ) ; for ( int i = 0 ; i < VAR_1 ; i ++ ) sum += VAR_2 . get ( i ) ; return sum ; } 
