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#include <iostream>

using namespace std;
/* run this program using the console pauser or add your own getch, system("pause") or input loop */

int main() {

    int a[100][100];



    int n,t=0,t1=0;




    for(int i = 0 ; i<n; i++){

        /* Right */
        for(int j = 0; j<n-1; j++){

            a[0+t][j-t1] = i;

        }


        /* \Right */


        /* Down */
        for(int j = 0; j<n; j++){

            a[j+t1][(n-1)-t] = i;

        }
        /* \Down */

        /* Left */
        for(int j = n-1; j>=0; j--){

            a[(n-1)-t][(j-1)-t1] = i;

        }
        /* \Left */

        /* Up */
        for(int j = n-1; j>0+t; j--){

            a[j-1][0+t] = i;

        }
        /* \Up */

        t++;
        t1++;
    }

    for(int i = 0; i<n; i++){
        for(int j = 0; j<n; j++){

            cout<<a[i][j]<<" ";

        }
        cout<<endl;
    }


    system("pause");

    return 0;

}