Решение Проектной работы №1

src/main/java/Car.java

@@ -0,0 +1,9 @@
+public class Car {
+    public String carName;
+    int speed;
+
+    Car(String carName, int speed) {
+        this.carName=carName;
+        this.speed=speed;
+    }
+}

src/main/java/CarRace.java

@@ -0,0 +1,13 @@
+public class CarRace {
+    public static String leader="";
+    private static int distance=0;
+
+    public static void getLeader(Car car) {
+        if ((car.speed*24)>distance) {
+            distance =(car.speed*24);
+            leader=car.carName;
+        }
+
+        System.out.println("Самая быстрая машина: " + leader+"\n");
+    }
+}

src/main/java/Main.java

@@ -1,6 +1,45 @@
+import java.util.ArrayList;
+import java.util.Scanner;
 
 public class Main {
+    public static Scanner scanner = new Scanner(System.in);
+
     public static void main(String[] args) {
-        System.out.println("Hello world!");
+        int countCar=3;
+        ArrayList<Car> cars = new ArrayList<>();
+
+        for (int i=0; i<countCar; i++) {
+            cars.add(addCar(i+1));
+            CarRace.getLeader(cars.get(i));
+        }
+    }
+
+    public static Car addCar(int numberCar) {
+        short minSpeed=1;
+        short maxSpeed=250;
+        short carSpeed;
+        String error="Неправильная скорость";
+
+        System.out.println("- Введите название машины №"+numberCar);
+        String nameOfCar=scanner.next();
+
+        while(true) {
+            System.out.println("- Введите скорость машины №"+numberCar);
+            String str = scanner.next();
+
+            try {
+                carSpeed = Short.parseShort(str);
+            } catch (Exception ex) {
+                System.out.println(error);
+                continue;
+            }
+
+            if (carSpeed >= minSpeed && carSpeed <= maxSpeed) {
+                return new Car(nameOfCar, carSpeed);
+
+            } else {
+                System.out.println(error);
+            }
+        }
     }
-}
+}