Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Java

Given a 2 dimensional array, write a method to return the average of each row.

The result must be returned as a one dimensional array. The array may be ragged.

 

For example:

 

int[][] my2DArray = {

    {2,5,5},

    {2,6,8,4},

    {6,5,2,3}

}

 

The result should be:

 

int[] myArrayAverage = {

    4,   //Average of {2,5,5}

    5,   //Average of {2,6,8,4}

    4    //Average of {6,5,2,3}

}

 

Note: You only need to write down the code inside the myMethod() code block

 

public class CST1201Test3

{

    public static void main(String[] args)

    {

        int[][] my2DArray = {

            {2,5,5},

            {2,6,8,4},

            {6,5,2,3}

        };

 

        int[] myArrayAverage = myMethod(my2DArray));

    }

 

    static int[] myMethod(int[][] numbers)

    {

        // your answer

    }

}

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