package zut;

import java.io.BufferedReader;
import java.io.InputStreamReader;

public class Rownoleglobok {

    private static final String boxBuildingChar = "*";
    private static final String nextLineChar = "\n";
    private static final String spaceChar = " ";

    public static void main(String[] args) {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        try {
        if(args.length == 3)
        {
            int width = Integer.parseInt(args[0]);
            int height = Integer.parseInt(args[1]);
            int kick = Integer.parseInt(args[2]);
            if(validateInput(width, height, kick)){
                printBox(width, height, kick);
            }
        }
        } catch(Exception ex){
        }
        finally{
         System.exit(0);
        }
    }

    private static void printBox(int width, int height, int kick)
    {
        StringBuilder boxBuilder = new StringBuilder();
        if(kick > 0){
            for (int j = 0; j < height; j++) {
                for (int i = 0; i < kick * j; i++) {
                    boxBuilder.append(spaceChar);
                }
                for (int i = 0; i < width; i++) {
                    boxBuilder.append(boxBuildingChar);
                }
                boxBuilder.append(nextLineChar);
            }
        }
        else if(kick <0){
            for (int j = height; j > 0; j--) {
                for (int i = -kick * j; i > -kick; i--) {
                    boxBuilder.append(spaceChar);
                }
                for (int i = 0; i < width; i++) {
                    boxBuilder.append(boxBuildingChar);
                }
                boxBuilder.append(nextLineChar);
            }
        }
        else{
            for (int i = 0; i < height; i++) {
                for (int j = 0; j < width; j++) {
                    boxBuilder.append(boxBuildingChar);
                }
                boxBuilder.append(nextLineChar);
            }
        }
        System.out.print(boxBuilder.toString());
    }

    private static Boolean validateInput(int width, int height, int kick)
    {
        Boolean isValid = true;
        if(width <=0 || width >100){
            isValid = false;
        }
        if(height <=0 || height >100){
            isValid = false;
        }
        if(kick < -100 || kick > 100){
            isValid = false;
        }
        return isValid;
    }
}