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src/main/java/Main.java

@@ -1,6 +1,62 @@
+import java.util.Scanner;
 
 public class Main {
     public static void main(String[] args) {
-        System.out.println("Hello world!");
+        Scanner scanner = new Scanner(System.in);
+        Race race = new Race();
+
+        int numberOfCars = 3;
+
+
+        for (int i = 0; i < numberOfCars; i++) {
+            System.out.println("— Введите название машины №" + (i + 1) + ":");
+            String name = scanner.nextLine();
+
+            int speed;
+            while (true) {
+                System.out.println("— Введите скорость машины №" + (i + 1) + ":");
+                if (scanner.hasNextInt()) {
+                    speed = scanner.nextInt();
+                    scanner.nextLine();
+                    int minSpeed = 0;
+                    int maxSpeed = 250;
+                    if (speed > minSpeed && speed <= maxSpeed) {
+                        break;
+                    } else {
+                        System.out.println("— Неправильная скорость");
+                    }
+                }
+            }
+            Auto car = new Auto(name, speed);
+            race.checkNewLeader(car);
+        }
+        System.out.println("Самая быстрая машина: " + race.leader);
+    }
+}
+
+
+class Auto {
+    String name;
+    int speed;
+
+    Auto(String name, int speed) {
+        this.name = name;
+        this.speed = speed;
+    }
+}
+
+
+class Race {
+    String leader = "";
+    int distance = 0;
+
+    void checkNewLeader( Auto car) {
+        int time = 24;
+        int carDistance = time * car.speed;
+
+        if (carDistance > distance) {
+            distance = carDistance;
+            leader = car.name;
+        }
     }
-}
+}