#include <iostream>
using namespace std;
 
int main() 
{
	int m, n, k;
	cin >> m >> n >> k;
	for (int i = 0; i < m; i++)
	{
		if (i % (k + 1) == 0)
		{
			for (int j = 0; j < n; j++)
			{
				cout << (j % (k + 1) == 0 ? "+" : "-");
			}
		}
		else
		{
			for (int j = 0; j < n; j++)
			{
				if (j % (k + 1) == 0)
				{
					cout << "|";
				}
				else
				{
					int a = (j % (k + 1) + i % (k + 1) - 1) % k;
					cout << (a == 0 ? k : a);
				}
			}
		}
		cout << endl;
	}
	return 0;
}