main.c

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

int main()
{
    int *arr[3],i,j;

    for (i=0;i<3;i++)
    {
        arr[i] = (int *)malloc(4*sizeof(int));
    }

    printf("Enter the elements of the matrix\n");
    for(i=0;i<3;i++)
    {
        for (j=0;j<4;j++)
        {
            printf("Enter the element in row%d and column%d",i,j);
            scanf("%d",(*(arr+i)+j));
        }
    }

    printf("\nthe matrix is as follows");
    for(i=0;i<3;i++)
    {
        printf("\n");
        for (j=0;j<4;j++)
        {

            printf("%d\t",*(*(arr+i)+j));
        }
    }

    printf("\nthe address of elements of the matrix are as follows");
    for(i=0;i<3;i++)
    {
        printf("\n");
        for (j=0;j<4;j++)
        {

            printf("%d\t",(*(arr+i)+j));
        }
    }
}