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Matrix.java

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import java.util.Scanner;

class Matrix{

public static void main(String args[]){

int a[][]=new int[20][20];

int b[][]=new int[20][20];

int c[][]=new int[20][20];

int i,j,n,m;

System.out.println("enter the size of first array:");

Scanner read= new Scanner(System.in);

n=read.nextInt();

System.out.println("Enter the elements:");

for(i=0;i<n;i++){

for(j=0;j<n;j++){

a[i][j]=read.nextInt();

}

System.out.println("enter the size of second array:");

m=read.nextInt();

System.out.println("Enter the elements:");

for(i=0;i<m;i++){

for(j=0;j<m;j++){

b[i][j]=read.nextInt();

}

System.out.println("the first array is:");

for(i=0;i<n;i++){

for(j=0;j<n;j++){

System.out.print(a[i][j]+"\t");

}

System.out.print("\n");

}

System.out.println("the second array is:");

for(i=0;i<n;i++){

for(j=0;j<n;j++){

System.out.print(b[i][j]+"\t");

}

System.out.print("\n");

}

System.out.println("addition of matrix:");

for(i=0;i<n;i++){

for(j=0;j<n;j++){

c[i][j]=a[i][j]+b[i][j];

System.out.print(c[i][j]+"\t");

}

System.out.print("\n");

}