diff --git a/src/ru/skypro/Flower.java b/src/ru/skypro/Flower.java
new file mode 100644
index 0000000..d9abaa6
--- /dev/null
+++ b/src/ru/skypro/Flower.java
@@ -0,0 +1,55 @@
+package ru.skypro;
+
+import java.util.Objects;
+
+public class Flower {
+
+    private String name;
+    private String flowerColor;
+    private String country;
+    private Double cost;
+    private Integer lifeSpan;
+
+    public Flower(String name, String flowerColor, String country, Double cost, Integer lifeSpan) {
+        this.name = name;
+        this.flowerColor = flowerColor == null || flowerColor.equals("") ? "Белый" : flowerColor;
+        this.country = country == null || country.equals("") ? "Россия" : country;
+        this.cost = cost == null || cost < 0 ? 1 : Math.round(cost * 100) / 100d;
+        this.lifeSpan = lifeSpan == null || lifeSpan <= 0 ? 3 : lifeSpan;
+    }
+
+    @Override
+    public String toString() {
+        return "Flower{" +
+                "name='" + name + '\'' +
+                ", flowerColor='" + flowerColor + '\'' +
+                ", country='" + country + '\'' +
+                ", cost=" + cost +
+                ", lifeSpan=" + lifeSpan +
+                '}';
+    }
+
+    public void setLifeSpan(Integer lifeSpan) {
+        this.lifeSpan = lifeSpan;
+    }
+
+    public String getFlowerColor() {
+        return flowerColor;
+    }
+
+    public String getCountry() {
+        return country;
+    }
+
+    public Double getCost() {
+        return cost;
+    }
+
+    public Integer getLifeSpan() {
+        return lifeSpan;
+    }
+
+    public String getName() {
+        return name;
+    }
+}
diff --git a/src/ru/skypro/Human.java b/src/ru/skypro/Human.java
new file mode 100644
index 0000000..bf0dc82
--- /dev/null
+++ b/src/ru/skypro/Human.java
@@ -0,0 +1,60 @@
+package ru.skypro;
+
+import java.util.Objects;
+
+public class Human {
+    @Override
+    public String toString() {
+        return "Привет! Меня зовут " + name + ". Я из города " + town + ". Я родился в " + yearOfBirth + " году. Будем знакомы! Я работаю на должности " + position + " . Будем знакомы!";
+    }
+
+    private Integer yearOfBirth;
+    private String name;
+    private String position;
+    private String town;
+
+    public Human(Integer yearOfBirth, String name, String town, String position) {
+        this.yearOfBirth = Objects.requireNonNullElse(yearOfBirth, 0);
+        this.name = Objects.requireNonNullElse(name, "Информация не указана");
+        this.town = Objects.requireNonNullElse(town, "Информация не указана");
+        this.position = Objects.requireNonNullElse(position, "Информация не указана");
+    }
+
+    public Integer getYearOfBirth() {
+        return yearOfBirth;
+    }
+
+    public void setYearOfBirth(Integer yearOfBirth) {
+        if (yearOfBirth != null && yearOfBirth < 0) {
+            yearOfBirth = 0;
+        }
+        this.yearOfBirth = yearOfBirth;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getTown() {
+        return town;
+    }
+
+    public void setTown(String town) {
+        if (town != null && town.length() > 0) {
+            town = "Информация не указана";
+        }
+        this.town = town;
+    }
+
+    public String getPosition() {
+        return position;
+    }
+
+    public void setPosition(String position) {
+        this.position = position;
+    }
+}
diff --git a/src/ru/skypro/Main.java b/src/ru/skypro/Main.java
index 625884e..14f8ce3 100644
--- a/src/ru/skypro/Main.java
+++ b/src/ru/skypro/Main.java
@@ -1,7 +1,73 @@
 package ru.skypro;
 
+import ru.skypro.transport.Car;
+
+import java.time.Year;
+
 public class Main {
-    public static void main(String[] args){
+    public static void main(String[] args) {
+        Human Максим = new Human(1987, "Максим", "Минск", "бренд-менеджер");
+        Human Аня = new Human(1993, "Аня", "Москва", "методист образовательных программ");
+        Human Катя = new Human(1994, "Катя", "Калининград", "продакт-менеджер");
+        Human Артем = new Human(1995, "Артем", null, "директор по развитию бизнеса");
+        System.out.println(Максим);
+        System.out.println(Аня);
+        System.out.println(Катя);
+        System.out.println(Артем);
+
+        Car car1 = new Car("Lada", "Grande", "1,7л", "желтый", 2015, "Россия");
+        Car car2 = new Car("Audi", "A8 50 L TDI quattro", "3.0л", "черный", 2020, "Германия");
+        Car car3 = new Car("BMW", "Z8", "3.0л", "черный", 2021, "Германия");
+        Car car4 = new Car("Kia", "Sportage 4 поколение", "2,4л", "красный ", 2018, "Южная Корея");
+        Car car5 = new Car("Hyundai", "Avante", "1,6л", "оранжевый", 2016, "Южная Корея");
+        Car car6 = new Car();
+        System.out.println(car1);
+        System.out.println(car2);
+        System.out.println(car3);
+        System.out.println(car4);
+        System.out.println(car5);
+        System.out.println(car6);
+
+        Human Владимир = new Human(Year.now().getValue() - 21, "Владимир", "Казань", null);
+        System.out.println(Владимир);
+
+        Flower РозаОбыкновенная = new Flower("Роза обыкновенная", null, "Голландия", 35.59, null);
+        Flower Хризантема = new Flower("Хризантема", null, null, 15.0, 5);
+        Flower Пион = new Flower("Пион", null, "Англия", 69.9, 1);
+        Flower Гипсофила = new Flower("Гипсофила", null, "Турция", 19.5, 10);
+        System.out.println(РозаОбыкновенная);
+        System.out.println(Хризантема);
+        System.out.println(Пион);
+        System.out.println(Гипсофила);
+        int numRose = 3;
+        int numChris = 5;
+        int numPion = 0;
+        int numGips = 1;
+        Double flowerPrice =
+                Math.round(
+                        1.1 *  //+10%
+                                (numRose * РозаОбыкновенная.getCost() +
+                                        numChris * Хризантема.getCost() +
+                                        numPion * Пион.getCost() +
+                                        numGips * Гипсофила.getCost()) //getCost
+                                * 100) / 100d; //Todo: Загуглить другую функцию округления
+        int lifeSpan = 0;
+        if (numRose > 0)
+            lifeSpan = РозаОбыкновенная.getLifeSpan();
+        if (numChris > 0 && Хризантема.getLifeSpan() < lifeSpan)
+            lifeSpan = Хризантема.getLifeSpan();
+        if (numPion > 0 && Пион.getLifeSpan() < lifeSpan)
+            lifeSpan = Пион.getLifeSpan();
+        if (numGips > 0 && Гипсофила.getLifeSpan() < lifeSpan)
+            lifeSpan = Гипсофила.getLifeSpan();
+
+        System.out.println("будет стоить " + flowerPrice + " рублей и простоит " + lifeSpan + " суток. ");
+
+        Car car7 = new Car("Lada", "Grande", "1,7л", "желтый", 2015, "Россия"
+                , null, null, "A000XX000", null, null);
+        System.out.println(car7);
 
+        Car.Key key = new Car.Key(true, true);
+        Car.Insurance insurance = new Car.Insurance(2012, 2000.2, "asdf22dsa2");
     }
 }
diff --git a/src/ru/skypro/transport/Car.java b/src/ru/skypro/transport/Car.java
new file mode 100644
index 0000000..7f34cf6
--- /dev/null
+++ b/src/ru/skypro/transport/Car.java
@@ -0,0 +1,172 @@
+package ru.skypro.transport;
+
+import java.time.Year;
+import java.util.Objects;
+import java.util.regex.Pattern;
+
+public class Car {
+    private String brand;
+    private String model;
+    private String engineVolume;
+    private String color;
+    private Integer productionYear;
+    private String productionCountry;
+    private String transmission;
+    private String bodyType;
+    private String registrationNumber;
+    private Integer numberOfSeats;
+    private Boolean isSummerTiers;
+
+    public static class Key {
+        private Boolean remoteStart;
+        private Boolean remoteAccess;
+
+        public Key(Boolean remoteStart, Boolean remoteAccess) {
+            this.remoteStart = remoteStart != null && remoteStart;
+            this.remoteAccess = remoteAccess != null && remoteAccess;
+        }
+    }
+
+    public static class Insurance {
+        private Integer period;
+        private Double cost;
+        private String number;
+
+        public Boolean isExpired() {
+            return this.period < Year.now().getValue();
+        }
+
+        private Boolean checkNumber(String number) {
+            if (number == null || number.length() == 0) {
+                return false;
+            }
+            return Pattern.matches("^.{9}$", number);
+        }
+
+        public Insurance(Integer period, Double cost, String number) {
+            this.period = period == null ? 0 : period;
+            this.cost = cost == null ? 1.0 : cost;
+            this.number = number;
+            if (this.isExpired())
+                System.out.println("нужно срочно ехать оформлять новую страховку.");
+            if (!checkNumber(number))
+                System.out.println("Номер страховки некорректный!");
+        }
+
+    }
+
+    private Boolean checkRegistrationNumber(String registrationNumber) {
+        if (registrationNumber == null || registrationNumber.length() == 0)
+            return false;
+        return Pattern.matches("\\D\\d\\d\\d\\D\\D\\d\\d\\d", registrationNumber);
+    }
+
+
+    public Car(String brand, String model, String engineVolume, String color, Integer productionYear, String productionCountry,
+               String transmission, String bodyType, String registrationNumber, Integer numberOfSeats, Boolean isSummerTiers) {
+        this.brand = brand == null || brand.equals("") ? "default" : brand;
+        this.model = model == null || model.equals("") ? "default" : model;
+        this.engineVolume = engineVolume == null || engineVolume.equals("") ? " 1,5 л" : engineVolume;
+        this.color = color == null || color.equals("") ? "белый" : color;
+        this.productionYear = productionYear == null || productionYear <= 0 ? 2000 : productionYear;
+        this.productionCountry = productionCountry == null || productionCountry.equals("") ? "default" : productionCountry;
+        this.transmission = transmission == null || transmission.equals("") ? "default" : transmission;
+        this.bodyType = bodyType == null || bodyType.equals("") ? "default" : bodyType;
+        this.registrationNumber = !checkRegistrationNumber(registrationNumber) ? "X000XX000" : registrationNumber;
+        this.numberOfSeats = numberOfSeats == null || numberOfSeats <= 0 ? 4 : numberOfSeats;
+        this.isSummerTiers = isSummerTiers == null || isSummerTiers;
+    }
+
+    public Car(String brand, String model, String engineVolume, String color, Integer productionYear, String productionCountry) {
+        this(brand, model, engineVolume, color, productionYear, productionCountry, null, null, null, null, null);
+    }
+
+    public Car() {
+        this(null, null, null, null, null, null);
+    }
+
+    public void swapTiers() {
+        this.isSummerTiers = !this.isSummerTiers;
+    }
+
+    @Override
+    public String toString() {
+        return "Car{" +
+                "brand='" + brand + '\'' +
+                ", model='" + model + '\'' +
+                ", engineVolume='" + engineVolume + '\'' +
+                ", color='" + color + '\'' +
+                ", productionYear=" + productionYear +
+                ", productionCountry='" + productionCountry + '\'' +
+                ", transmission='" + transmission + '\'' +
+                ", bodyType='" + bodyType + '\'' +
+                ", registrationNumber='" + registrationNumber + '\'' +
+                ", numberOfSeats=" + numberOfSeats +
+                ", isSummerTiers=" + isSummerTiers +
+                '}';
+    }
+
+    public String getBrand() {
+        return brand;
+    }
+
+    public String getModel() {
+        return model;
+    }
+
+    public String getEngineVolume() {
+        return engineVolume;
+    }
+
+    public String getColor() {
+        return color;
+    }
+
+    public Integer getProductionYear() {
+        return productionYear;
+    }
+
+    public String getProductionCountry() {
+        return productionCountry;
+    }
+
+    public String getTransmission() {
+        return transmission;
+    }
+
+    public String getBodyType() {
+        return bodyType;
+    }
+
+    public String getRegistrationNumber() {
+        return registrationNumber;
+    }
+
+    public Integer getNumberOfSeats() {
+        return numberOfSeats;
+    }
+
+    public Boolean getSummerTiers() {
+        return isSummerTiers;
+    }
+
+    public void setEngineVolume(String engineVolume) {
+        this.engineVolume = engineVolume;
+    }
+
+    public void setColor(String color) {
+        this.color = color;
+    }
+
+    public void setTransmission(String transmission) {
+        this.transmission = transmission;
+    }
+
+    public void setRegistrationNumber(String registrationNumber) {
+        this.registrationNumber = registrationNumber;
+    }
+
+    public void setSummerTiers(Boolean summerTiers) {
+        isSummerTiers = summerTiers;
+    }
+}