diff --git a/src/main/java/ru/lebedev/se/HelloWorld.java b/src/main/java/ru/lebedev/se/HelloWorld.java
new file mode 100644
index 0000000..74a2252
--- /dev/null
+++ b/src/main/java/ru/lebedev/se/HelloWorld.java
@@ -0,0 +1,14 @@
+package ru.lebedev.se;
+
+/**
+ * @author Анатолий Лебедев
+ * @version 1.0.0
+ */
+
+public class HelloWorld
+{
+    public static void main(String[] args) {
+        System.out.println("Привет, мир!");
+    }
+
+}
diff --git a/src/main/java/ru/lebedev/se/animals/Animal.java b/src/main/java/ru/lebedev/se/animals/Animal.java
new file mode 100644
index 0000000..777e742
--- /dev/null
+++ b/src/main/java/ru/lebedev/se/animals/Animal.java
@@ -0,0 +1,52 @@
+package ru.lebedev.se.animals;
+
+public class Animal {
+    protected String name;
+    protected double maxRunDistance;
+    protected double maxJumpHigh;
+    protected double maxSwimDistance;
+
+    public Animal(String name) {
+        this.name = name;
+    }
+
+    public void info() {
+        System.out.println("Кличка: " + name + ", бегает до: " + roundTwo(maxRunDistance) +
+                " м., прыгает до: " + roundTwo(maxJumpHigh) + " м., плавает до: " + roundTwo(maxSwimDistance) + " м.");
+    }
+
+    public boolean isRun(double distance) {
+        if (distance > 0 && distance < maxRunDistance) return true;
+        return false;
+    }
+
+    public void run(double distance) {
+        if (isRun(distance)) System.out.println(name + " легко пробежит " + distance + " м.");
+        else System.out.println("Дистанция в " + distance + " м. для " + name + " непосильна.");
+    }
+
+    public boolean isJump(double distance) {
+        if (distance > 0 && distance < maxJumpHigh) return true;
+        return false;
+    }
+
+    public void jump(double distance) {
+        if (isJump(distance)) System.out.println(name + " без проблем возьмет высоту в " + distance + " м.");
+        else System.out.println("Высота в " + distance + " м. для " + name + " непосильна.");
+    }
+
+    public boolean isSwim(double distance) {
+        if (distance > 0 && distance < maxSwimDistance) return true;
+        return false;
+    }
+
+    public void swim(double distance) {
+        if (isSwim(distance)) System.out.println(name + " уверенно проплывет " + distance + " м.");
+        else System.out.println("Дистанция в " + distance + " м. для " + name + " непосильна.");
+    }
+
+    // Округляем до 2 знаков после запятой
+    public double roundTwo(double num) {
+        return Math.round(num * 100.0) / 100.0;
+    }
+}
diff --git a/src/main/java/ru/lebedev/se/animals/Cat.java b/src/main/java/ru/lebedev/se/animals/Cat.java
new file mode 100644
index 0000000..9a5f98b
--- /dev/null
+++ b/src/main/java/ru/lebedev/se/animals/Cat.java
@@ -0,0 +1,22 @@
+package ru.lebedev.se.animals;
+
+public class Cat extends Animal {
+
+    public Cat(String name) {
+        super(name);
+        maxJumpHigh = 1 + Math.random() * 1; // jump from 1 to 2 meters
+        maxRunDistance = 100 + Math.random() * 200; // runs min 100 max 300 meters
+        maxSwimDistance = 0; // cats no swim
+    }
+
+    @Override
+    public void info() {
+        System.out.println("Кот: " + name + ", бегает до: " + roundTwo(maxRunDistance) +
+                " м., прыгает до: " + roundTwo(maxJumpHigh) + " м., в воду не полезет");
+    }
+
+    @Override
+    public void swim(double distance) {
+        System.out.println("К сожалению, котики плохо плавают, и дистанция в " + distance + " м. для " + name + " непосильна.");
+    }
+}
diff --git a/src/main/java/ru/lebedev/se/animals/Dog.java b/src/main/java/ru/lebedev/se/animals/Dog.java
new file mode 100644
index 0000000..4a3f052
--- /dev/null
+++ b/src/main/java/ru/lebedev/se/animals/Dog.java
@@ -0,0 +1,18 @@
+package ru.lebedev.se.animals;
+
+public class Dog extends Animal {
+
+    public Dog(String name) {
+        super(name);
+        maxJumpHigh = 0.5 + Math.random() * 0.5; // jump from 0.5 to 1 meters
+        maxRunDistance = 400 + Math.random() * 200; // runs min 400 max 600 meters
+        maxSwimDistance = 5 + Math.random() * 10; // swim from 5 to 15 meters
+    }
+
+    @Override
+    public void info() {
+        System.out.println("Собака: " + name + ", бегает до: " + roundTwo(maxRunDistance) +
+                " м., прыгает до: " + roundTwo(maxJumpHigh) + " м., плавает до: " + roundTwo(maxSwimDistance) + " м.");
+    }
+
+}
diff --git a/src/main/java/ru/lebedev/se/animals/MainClass.java b/src/main/java/ru/lebedev/se/animals/MainClass.java
new file mode 100644
index 0000000..26557d6
--- /dev/null
+++ b/src/main/java/ru/lebedev/se/animals/MainClass.java
@@ -0,0 +1,22 @@
+package ru.lebedev.se.animals;
+
+public class MainClass {
+    public static void main(String[] args) {
+        Animal[] animals = new Animal[4];
+        animals[0] = new Cat("Васька");
+        animals[1] = new Cat("Машка");
+        animals[2] = new Dog("Тузик");
+        animals[3] = new Dog("Шарик");
+
+        for (Animal animal : animals) {
+            animal.info();
+            animal.run(100);
+            animal.run(450);
+            animal.jump(0.3);
+            animal.jump(1);
+            animal.swim(5);
+            animal.swim(15);
+            System.out.println("----------------------");
+        }
+    }
+}
diff --git a/src/test/java/ru/lebedev/se/AppTest.java b/src/test/java/ru/lebedev/se/HelloWorldTest.java
similarity index 78%
rename from src/test/java/ru/lebedev/se/AppTest.java
rename to src/test/java/ru/lebedev/se/HelloWorldTest.java
index 6c4ab1b..c9c0bef 100644
--- a/src/test/java/ru/lebedev/se/AppTest.java
+++ b/src/test/java/ru/lebedev/se/HelloWorldTest.java
@@ -5,9 +5,9 @@
 import org.junit.Test;
 
 /**
- * Unit test for simple App.
+ * Unit test for simple HelloWorld.
  */
-public class AppTest 
+public class HelloWorldTest
 {
     /**
      * Rigorous Test :-)