created a lottery about balls with random number and color

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

@@ -2,6 +2,11 @@
 
 public class Application {
     public static void main(String[] args) {
-        // create three balls using class Lottery and print information about them in console
+        Lottery lottery = new Lottery();
+
+        for (int i = 0; i < 3; i ++) {
+            Ball ball = lottery.getRandomBall();
+            System.out.println(ball);
+        }
     }
 }

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

@@ -0,0 +1,19 @@
+package core.basesyntax;
+
+public class Ball {
+    private final String color;
+    private final int number;
+
+    public Ball(String color, int number) {
+        this.color = color;
+        this.number = number;
+    }
+
+    @Override
+    public String toString() {
+        return "Ball{" +
+                "color='" + color + '\'' +
+                ", number=" + number +
+                '}';
+    }
+}

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

@@ -1,7 +1,11 @@
 package core.basesyntax;
 
+import java.util.Random;
+
 public class ColorSupplier {
     public String getRandomColor() {
-        return null;
+        int index = new Random().nextInt(Colors.values().length);
+        Colors color = Colors.values()[index];
+        return color.toString();
     }
 }

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

@@ -0,0 +1,12 @@
+package core.basesyntax;
+
+public enum Colors {
+    YELLOW,
+    BLUE,
+    PINK,
+    PURPLE,
+    GREEN,
+    RED,
+    WHITE,
+    BROWN
+}

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

@@ -0,0 +1,14 @@
+package core.basesyntax;
+
+import java.util.Random;
+
+public class Lottery {
+    private final ColorSupplier colorSupplier = new ColorSupplier();
+    private final Random random = new Random();
+
+    public Ball getRandomBall() {
+        String randomColor = colorSupplier.getRandomColor();
+        int randomNumber = random.nextInt(101);
+        return new Ball(randomColor, randomNumber);
+    }
+}