Answered: Implement the following method to sort…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

Implement the following method to sort the columns in a two
dimensional array. A new array is returned and the original array is intact.
public static double[ ][ ] sortColumns(double[ ][ ] m)

Write a test program that prompts the user to enter a 4 X 4 matrix of double
values and displays a new column-sorted matrix. Here is a sample run:

Enter a 4−by−4 matrix row by row:
0.15 0.875 0.375 0.225 ↵Enter
0.55 0.005 0.225 0.015↵Enter
0.30 0.12 0.4 0.008 ↵Enter
0.07 0.021 0.14 0.2 ↵Enter
The column−sorted array is
0.07 0.005 0.14 0.008
0.15 0.021 0.225 0.015
0.30 0.12 0.375 0.2
0.55 0.875 0.4 0.225

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