/*
 * 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, row1, column1, row2, column2, flag = 1;
    printf("Enter the order of the matrix A \n");
    scanf("%d %d", &row1, &column1);
    printf("Enter the order of the matrix B \n");
    scanf("%d %d", &row2, &column2);
    printf("Enter the elements of matrix A \n");
    for (i = 0; i < row1; i++)
        {
            for (j = 0; j < column1; j++)
                {
                    scanf("%d", &a[i][j]);
                }
        }
    printf("Enter the elements of matrix B \n");
    for (i = 0; i < row2; i++)
        {
            for (j = 0; j < column2; j++)
                {
                    scanf("%d", &b[i][j]);
                }
        }
    printf("MATRIX A is \n");
    for (i = 0; i < row1; i++)
        {
            for (j = 0; j < column1; j++)
                {
                    printf("%3d", a[i][j]);
                }
            printf("\n");
        }
    printf("MATRIX B is \n");
    for (i = 0; i < row2; i++)
        {
            for (j = 0; j < column2; j++)
                {
                    printf("%3d", b[i][j]);
                }
            printf("\n");
        }
    /*  Comparing two matrices for equality */
    if (row1 == row2 && column1 == column2)
        {
            printf("Matrices can be compared \n");
            for (i = 0; i < row1; i++)
                {
                    for (j = 0; j < column2; j++)
                        {
                            if (a[i][j] != b[i][j])
                                {
                                    flag = 0;
                                    break;
                                }
                        }
                }
        }
    else
        {
            printf(" Cannot be compared\n");
            exit(1);
        }
    if (flag == 1)
        printf("Two matrices are equal \n");
    else
        printf("But, two matrices are not equal \n");
}