Added a readme.

sketch.js

@@ -1,5 +1,17 @@
 var maze = {};
 var algo = {};
+var targetCell = {};
+
+function mouseClicked(){
+	if(mouseX > width || mouseY > height) return;
+	//let x = floor(maze.columns * maze.cellWidth / mouseX);
+	//let y = floor(maze.rows * maze.cellWidth / mouseY);
+	let x = floor(mouseX / maze.cellWidth);
+	let y = floor(mouseY / maze.cellWidth);
+	
+	maze.grid[maze.index(x, y)].color = [0, 0, 0];
+	redraw();
+}
 
 function setup() {
 	var canvas = createCanvas(500, 500);
@@ -33,8 +45,8 @@ function draw() {
 		algo = new DepthFirstSolver(maze.grid[0], maze.grid[maze.index(7, 7)]);
 	else if(selectedAlgo == "breadthFirst")
 		algo = new BreadthFirstSolver(maze.grid[0], maze.grid[maze.index(7,7)]);
-	//else if(selectedAlgo == "a*")
-	
+	else if(selectedAlgo == "greedy")
+		algo = new GreedyDepthFirstSolver(maze.grid[0], maze.grid[maze.index(7,7)]);
 	print("Maze generation done");
 	frameRate(Number(document.getElementById("solvingFrameRate").value));
   }