finish Q3c

src/Q3.java

@@ -30,6 +30,11 @@ public class Q3 extends AbstractGame {
     private double playerX = PLAYER_POSITION.x;
     private double playerY = PLAYER_POSITION.y;
 
+    // (c) If the player comes within 20 pixels of the ball, we say the player catches the ball and you should
+    // print to the console "Great job!". Remember, the Euclidean distance between points (x1; y1) and
+    // (x2; y2) is given by: d_12 = Math.sqrt(Math.pow(x1 - x2, 2) + Math.pow(y1 - y2, 2))
+    private static final double SCORE_DISTANCE = 20;
+
     public static void main(String[] args) {
         new Q3().run();
     }
@@ -50,6 +55,11 @@ public class Q3 extends AbstractGame {
             playerY += STEP_SIZE;
         }
 
+        // (d)
+        if (new Point(playerX, playerY).distanceTo(BALL_POSITION) <= SCORE_DISTANCE) {
+             System.out.println("Great job!");
+        }
+
         playerImage.draw(playerX, playerY);
         ballImage.draw(BALL_POSITION.x, BALL_POSITION.y);
     }