// // This file contains the Java code from Program 3.2 of // "Data Structures and Algorithms // with Object-Oriented Design Patterns in Java" // by Bruno R. Preiss. // // Copyright (c) 1998 by Bruno R. Preiss, P.Eng. All rights reserved. // // http://www.pads.uwaterloo.ca/Bruno.Preiss/books/opus5/programs/pgm03_02.txt // public class Example { public static void prefixSums (int[] a, int n) { for (int j = n - 1; j >= 0; --j) { int sum = 0; for (int i = 0; i <= j; ++i) sum += a[i]; a [j] = sum; } } }