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

int arr[16][16];
/*
 void input()
 {
     int i = 0, j = 0;
     printf("\n Enter character elements in a 16X16 matrix : \n");
     for(i = 0 ; i < 16 ; i++)
     {
         for(j = 0 ; j < 16 ; j++)
         {
             printf("arr[%d][%d] = ", i+1, j+1);
             scanf("%d", &arr[i][j]);
         }
     }
     printf("\n\t Input over \n");
}*/
void display()
{
    int i = 0, j = 0;
    printf("\n The 16X16 matrix : \n");
    for(i = 0 ; i < 16 ; i++)
    {
        for(j = 0 ; j < 16 ; j++)
        {
            printf("%d \t", arr[i][j]);
        }
        printf("\n");
    }
}
void default_input()
{
    int i = 0, j = 0, k = 0;
    for(i = 0; i < 16 ; i++)
    {
        for(j = 0 ; j < 16 ; j++)
        {
            k = k + 1;
            arr[i][j] = k;
        }
    }
}
void left_shift()
{
    int i = 0 , j = 0;
    int temp;
    for ( i = 0; i < 16; i++)
    {
        temp = arr[i][j];
        for ( j = 0; j < 15; j++)
        {
            arr[i][j] = arr[i][j+1];
        }
        arr[i][j] = temp;
    }
    display();
}
void right_shift()
{
    int i = 0 , j = 0;
    int temp;
    for ( i = 0; i < 16; i++)
    {
        temp = arr[i][15];
        for ( j = 15; j > 0; j--)
        {
            arr[i][j] = arr[i][j-1];
        }
        arr[i][0] = temp;
    }
    display();
}
void up_shift()
{
    int i = 0 , j = 0;
    char temp;
    for ( j = 0; j < 16; j++)
    {
        temp = arr[0][j];
        for ( i = 1; i < 15; i++)
        {
            arr[i-1][j] = arr[i][j];
        }
        arr[i][j] = temp;
    }
    display();
}
void down_shift()
{
    int i = 0 , j = 0;
    char temp;
    for ( j = 0; j < 16; j++)
    {
        temp = arr[16][j];
        for ( i = 0; i < 15; i++)
        {
            arr[i-1][j] = arr[i][j];
        }
        arr[i][j] = temp;
    }
    display();
}
int main()
{
    default_input();
    display();
    printf("\n\n LEFT SHIFT ");
    left_shift();
    //display();
    // printf("\n\n RIGHT SHIFT ");
    // right_shift();
    return 0;
}