#include <fstream>
using namespace std;

ifstream fin("chenar.in");
ofstream fout("chenar.out");

int n, i, j, a[25][25];

int main() {
    fin >> n;
    for (i = 1; i <= n; ++i)
        for (j = 1; j <= n; ++j)
            fin >> a[i][j];

    j = 1;
    while (j <= n) {
        fout << a[1][j] << " ";
        ++j;
    }

    i = 2;
    while (i <= n) {
        fout << a[i][n] << " ";
        ++i;
    }

    j = n - 1;
    while (j >= 1) {
        fout << a[n][j] << " ";
        --j;
    }

    i = n - 1;
    while (i > 1) {
        fout << a[i][1] << " ";
        --i;
    }

    return 0;
}