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/* Write a C Program to accept two matrices and check if they are equal */

#include <stdio.h>
#include <stdlib.h>

void main()
{
 int A[10][10], B[10][10];
 int i, j, R1, C1, R2, C2, flag =1;

 printf("Enter the order of the matrix An");
 scanf("%d %d", &R1, &C1);

 printf("Enter the order of the matrix Bn");
 scanf("%d %d", &R2,&C2);

 printf("Enter the elements of matrix An");
 for(i=0; i<R1; i++)
 {
  for(j=0; j<C1; j++)
  {
   scanf("%d",&A[i][j]);
  }
 }

 printf("Enter the elements of matrix Bn");
 for(i=0; i<R2; i++)
 {
  for(j=0; j<C2; j++)
  {
   scanf("%d",&B[i][j]);
  }
 }

 printf("MATRIX A isn");
 for(i=0; i<R1; i++)
 {
  for(j=0; j<C1; j++)
  {
   printf("%3d",A[i][j]);
  }
  printf("n");
 }

 printf("MATRIX B isn");
 for(i=0; i<R2; i++)
 {
  for(j=0; j<C2; j++)
  {
   printf("%3d",B[i][j]);
  }
  printf("n");
 }

 /* Comparing two matrices for equality */

 if(R1 == R2 && C1 == C2)
 {
  printf("Matrices can be comparedn");
  for(i=0; i<R1; i++)
  {
   for(j=0; j<C2; j++)
   {
    if(A[i][j] != B[i][j])
    {
     flag = 0;
     break;
    }
   }
  }
 }
 else
 {  printf(" Cannot be comparedn");
 exit(1);
 }

 if(flag == 1 )
  printf("Two matrices are equaln");
 else
  printf("But,two matrices are not equaln");

}

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