#include <bits/stdc++.h>

using namespace std;

using ll = long long;

int main() {
    cin.tie(0);
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    vector< vector<int> > ans(n, vector<int>(n, 0));
    int hoge = 0;
    for (int i = 1; i <= n * n; i += 4) {
        int idx = i / 4;
        int ii = idx / (n / 2);
        int jj = idx % (n / 2);
        for (int j = 0; j < 4; j++) {
            int foo = (hoge + j) % 4;
            int iii = ii;
            int jjj = jj;
            if (foo & 1) iii += n / 2;
            if (foo & 2) jjj += n / 2;
            ans[iii][jjj] = i + j;
        }
    }

    for (int i = 0; i < n; i++) {
        for (int j = 0; j < n; j++) {
            cout << ans[i][j] << " \n"[j + 1 == n];
        }
    }
    return 0;
}