import javax.swing.*;

public class Assignment {

    public Assignment() {

    int pyramidLines = 7;
    String output = "";
    int toAdd = 0;


    for(int i = pyramidLines; i >= 0; i--) {

        int num = 1;

        for(int j = 0; j <= (i + toAdd); j++) {

        if(j < i)
            output += " ";
        else if (j < i + (toAdd / 2)) {
            output += Integer.toString(num);
            num = num * 2;
        }
        else {
            output += Integer.toString(num);
            num = num / 2;
        }

        }

        System.out.println(output);
        output = "";
        toAdd += 2;
    }
    }

    public static void main(String[] args) {
    new Assignment();
    }
}