#include<iostream>
#include<vector>

using namespace std;

int main()
{
	int n, m, x,b;
	cin >> n >> m >> x;
	vector< vector<int> > a(n*x + 1, vector<int>(m*x + 1));
	for (int i = 0; i < n; ++i)
	{
		for (int j = 0; j < m; ++j)
		{
			cin >> b;
			for (int k = i*x; k < i*x+x; k++)
			{
				for (int t = j*x; t < j*x+x; t++)
				{
					a[k][t] = b;
				}
			}
		}
	}
	for (int i = 0; i < n*x; ++i)
	{
		for (int j = 0; j < m*x; ++j)
		{
			cout << a[i][j] << " ";
		}
		cout << "\n";
	}
}