Question

Print largest elements of each row of integer matrix.

Enter size of integer matrix:
4
Enter Elements in matrix:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Elements in matrix:
1 2 3 4
5 6 7 8
9 10 11 12
13 14 15 16
The Largest value of row 1 is=4
The Largest value of row 2 is=8
The Largest value of row 3 is=12
The Largest value of row 4 is=16

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Code

import java.util.Scanner;
public class LargestNumberInEachRow
{
    public static void main()
    {
        int[ ][ ] arr;
        int size,max=0;

        int i,j;
        Scanner sc=new Scanner(System.in);
        System.out.println("Enter size of integer matrix:");
        size=sc.nextInt();
        arr=new int[size][size];

        System.out.println("Enter Elements in matrix:");
        for(i=0;i< size;i++)
        {
            for(j=0;j< size;j++)
            {
                arr[i][j]=sc.nextInt();
            }
        }
        System.out.println("Elements in matrix:");
        for(i=0;i< size;i++)
        {
            for(j=0;j< size;j++)
            {
                System.out.print(arr[i][j]+" ");
            }
            System.out.println();
        }
        for(i=0;i< size;i++)
        {
            max=arr[i][0];
            for(j=0;j< size;j++)
            {
                if(arr[i][j]>max)
                {
                    max=arr[i][j];
                }
            }
            System.out.println("The Largest value of row "+(i+1)+" is="+max);

        }
    }
}