Spiral Matix.cpp

#include <stdio.h>
#include <stdlib.h>
int main(){
    int n,m;
    printf("\nNumber of rows : ");
    scanf("%d",&m);
    printf("\nNumber of columns : ");
    scanf("%d",&n);
    int arr[m][n];
    int i,j;
    printf("\nInput the matrix \n");
    for(i = 0; i < m; i++){
        for(j = 0; j < n; j++){
            scanf("%d",&arr[i][j]);
        }
    }
printf("\nThe Matrix is \n");
for(i = 0; i < m; i++){
    for(j = 0; j < n; j++){
        printf("%d ",*(*(arr+i)+j));
    }
    printf("\n");
    }
    printf("\nSpiral Matrix in linear order is : ");
    int k = 0, l = 0;
    while(k < m && l < n){
        for(i = l; i < n; i++){
            printf("%d ",*(*(arr+k)+i));
        }
        k++;
        for(i = k; i < m; i++){
            printf("%d ",*(*(arr+i)+(n-1))); 
        }
        n--;
        if(k < m){
            for(i = n-1; i >= 0; --i){
                printf("%d ",*(*(arr+(m-1))+i));
                }
                m--;
            }
        if(l < n){
            for(i=m-1; i >= k; i--){
                printf("%d ",*(*(arr+i)+l)); 
            }
            l++;
        }
    }
return 0;
}