Triangles!

	public class Pattern {
	public static void main(String[] args) {
	int width = 150;
	int height = 70;
	int[][] grid = new int[width][height];
	grid[width/2][0] = 1;
	for (int f=1; f<height; f++) {
	for (int i=1; i<width-1; i++) {
	if (grid[i-1][f-1] == 1 && grid[i+1][f-1] == 0) {
	grid[i][f] = 1;
	}
	if (grid[i-1][f-1] == 0 && grid[i+1][f-1] == 1) {
	grid[i][f] = 1;
	}
	}
	}
	// Print it out
	for (int i=0; i<height; i++) {
	for (int j=0; j<width; j++) {
	if (grid[j][i] == 1) {
	System.out.print("X");
	}
	else {
	System.out.print(" ");
	}
	}
	System.out.println();
	}
	}
	}

view raw Pattern.java hosted with ❤ by GitHub

Adjust your font size accordingly. (This also happens to be Wolfram's rule #18. Rule #18 of the internet is "Anything that can be labeled can be hated"). See you next week!