Recursive « Sort « Java Collection Q&A

1. Java recursion and Merge Sort    stackoverflow.com

I'm trying to write a simple merge sort program in Java, I'm seeing a lot of red in Eclipse. I'm still a beginner, and don't quite see whats wrong. thanks. -Kyle

public class ...

2. Recursive MergeSort and counting comparisons    stackoverflow.com

I have written a program that contains 4 sorting methods, selection sort, insertion sort, merge sort, and recursive merge sort. The insertion and selection sort methods run fine and return to ...

3. Collections sort - recursive for multiple row sorting    coderanch.com

Hi all, I was wondering, how to achieve a multiple sorting in a List?! Is there a sort algorithm in the Java library that takes n-parameters. These parameters would define my sorting order, e.g sort(row2, row4, row1); In case there isn't something like this. Can I achieve this by making the compare(Object1, Object2) recursive? I am thinking here of comparing with ...

4. Recursion and MergeSort : How is it working ?    coderanch.com

I am making a program to do MergeSort. It is not ready yet. Here is the test code which can split an array into half - works properly. But I dont understand how it works - can someone explain this in terms of Stacks etc ? Please let me know if my way is good or not. What i am trying ...

5. mergesort recursion    java-forums.org

hi, I am trying to combine 2 arrays into a sorted one through recursion (no loops alowed) This is what I've written so far, it is not complete. Has anyone did it before as I'm having trouble finding it online. Thanks. The code: Java Code: public class M4{ public static int [] merge (int [] ar1,int [] ar2){ int l1 = ...

6. Recursive mergeSort... small problem with infinate recursion.    forums.oracle.com

/** * Internal method that merges two sorted halves of a subarray. * @param a an array of Comparable items. * @param tmpArray an array to place the merged result. * @param leftPos the left-most index of the subarray. * @param rightPos the index of the start of the second half. * @param rightEnd the right-most index of the subarray. */ ...