Java Program to Check Two Matrices are Equal

Program To Determine Whether Two Matrices are Equal or Not

Here is  the Java Program to Check Two Matrices are Equal

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 import java.util.*;  
 class Matrices_Are_Equal_Or_Not  
 {  
   public static void main()  
   {  
     int s=0;  
     Scanner sc=new Scanner(System.in);  
     System.out.println("Enter the number of Rows");  
     int r=sc.nextInt();  
     System.out.println("Enter the number of Columns");  
     int c=sc.nextInt();  
     int arr[][]=new int[r][c];  
     int brr[][]=new int[r][c];  
     System.out.println("Enter the elements of First Matrix");  
     for(int i=0;i<r;i++)  
     {  
       for(int j=0;j<c;j++)  
       {  
         arr[i][j]=sc.nextInt();  
       }  
     }  
     System.out.println("First Matrix is :");  
     for(int i=0;i<r;i++)  
     {  
       for(int j=0;j<c;j++)  
       {  
         System.out.print(arr[i][j]+" ");   
       }  
       System.out.println("");  
     }  
     System.out.println("Enter the elements of Second Matrix");  
     for(int i=0;i<r;i++)  
     {  
       for(int j=0;j<c;j++)  
       {  
         brr[i][j]=sc.nextInt();  
       }  
     }  
     System.out.println("Second Matrix is :");  
     for(int i=0;i<r;i++)  
     {  
       for(int j=0;j<c;j++)  
       {  
         System.out.print(brr[i][j]+" ");   
       }  
       System.out.println("");  
     }  
     for(int i=0;i<r;i++)  
     {  
       for(int j=0;j<c;j++)  
       {  
         s=s+arr[i][j]+brr[i][j];  
       }  
     }  
     if(r==c)  
     System.out.println("Matrices are Equal");  
     else  
     System.out.println("Matrices are not Equal");  
   }  
 }  
 ------------  
 OUTPUT:-  
 ------------  
 Enter the number of Rows  
 3  
 Enter the number of Columns  
 3  
 Enter the elements of First Matrix  
 1  
 2  
 3  
 4  
 5  
 6  
 7  
 8  
 9  
 First Matrix is :  
 1 2 3   
 4 5 6   
 7 8 9   
 Enter the elements of Second Matrix  
 1  
 2  
 3  
 4  
 5  
 6  
 7  
 8  
 9  
 Second Matrix is :  
 1 2 3   
 4 5 6   
 7 8 9   
 Matrices are Equal   
 ------------------ 

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