Created program that return balls with a random color and random number

src/main/java/core/basesyntax/Application.java

@@ -2,6 +2,9 @@
 
 public class Application {
     public static void main(String[] args) {
-        // create three balls using class Lottery and print information about them in console
+        Ball ball1 = new Lottery().getRandomBall();
+        Ball ball2 = new Lottery().getRandomBall();
+        Ball ball3 = new Lottery().getRandomBall();
+        System.out.println(ball1 + ", " + ball2 + ", " + ball3);
     }
 }

src/main/java/core/basesyntax/Ball.java

@@ -0,0 +1,14 @@
+package core.basesyntax;
+
+public class Ball {
+    public String color;
+    public int number;
+
+    @Override
+    public String toString() {
+        return "Ball{" +
+                "color='" + color + '\'' +
+                ", number=" + number +
+                '}';
+    }
+}

src/main/java/core/basesyntax/ColorSupplier.java

@@ -1,7 +1,10 @@
 package core.basesyntax;
 
+import java.util.Random;
+
 public class ColorSupplier {
-    public String getRandomColor() {
-        return null;
+    public Colors getRandomColor() {
+        int index = new Random().nextInt(Colors.values().length);
+        return Colors.values()[index];
     }
 }

src/main/java/core/basesyntax/Colors.java

@@ -0,0 +1,10 @@
+package core.basesyntax;
+
+public enum Colors {
+    BLUE,
+    YELLOW,
+    BLACK,
+    BROWN,
+    PINK,
+    GREEN
+}

src/main/java/core/basesyntax/Lottery.java

@@ -0,0 +1,12 @@
+package core.basesyntax;
+
+import java.util.Random;
+
+public class Lottery {
+    Ball getRandomBall() {
+        Ball ball = new Ball();
+        ball.color = String.valueOf(new ColorSupplier().getRandomColor());
+        ball.number = new Random().nextInt(100);
+        return ball;
+    }
+}