// gerrymandering.cpp : This file contains the 'main' function. Program execution begins and ends there.
//

#include <fstream>
#include <vector>

using namespace std;

int n, d, p;
vector<vector<int>> mp, md;

int main()
{
    // read input
    ifstream fin("gerrymandering.in");
    fin >> n >> d >> p;
    mp.resize(n);
    md.resize(n);
    int dc = n * n / d, di = 0;
    for (int i = 0; i < n; i++) {
        mp[i].resize(n);
        md[i].resize(n);
        for (int j = 0; j < n; j++) {
            fin >> mp[i][j];

            md[i][(i & 1) ? n - 1 - j : j] = (di++ / dc) + 1;
        }
    }

    ofstream fout("gerrymandering.out");
    for (int ip = 0; ip < p; ip++)
    {
        for (int i = 0; i < n; i++) {
            for (int j = 0; j < n; j++) {
                fout << md[i][j] << ' ';
            }
            fout << endl;
        }
    }

}