First task #1

Original file line number	Diff line number	Diff line change
		@@ -1,6 +1,51 @@
	import java.util.ArrayList;
	import java.util.Scanner;

		public class Main {
		public static void main(String[] args) {
	System.out.println("Hello world!");
	Scanner scanner = new Scanner(System.in);
	ArrayList<Auto> autoList = new ArrayList<>();
	Auto leader;
	int autoCount = 3;
	for (int i=0; i < autoCount; i++) {
	String name;
	while (true) {
	System.out.println("Введите название " + (i+1) + " автомобиля:");
	name = scanner.nextLine().trim();
	if (!name.isEmpty()) {
	break;
	} else {
	System.out.println("Некорректно указано название автомобиля");
	}
	}
	int speed;
	String speedInput;
	while (true) {
	System.out.println("Введите скорость " + (i + 1) + " автомобиля:");
	speedInput = scanner.nextLine().trim();
	boolean isInt = true;
	for (int j=0; j < speedInput.length(); j++) {
	char c = speedInput.charAt(j);
	if (c < '0' \|\| c > '9') {
	isInt = false;
	}
	}
	if (speedInput.isEmpty() \|\| !isInt) {
	System.out.println("Некорректно указана скорость автомобиля");
	} else {
	speed = Integer.parseInt(speedInput);
	if (speed > 0 && speed <= 250) {
	break;
	} else {
	System.out.println("Некорректно указана скорость автомобиля");
	}
	}
	}
	Auto auto = new Auto(name, speed);
	autoList.add(auto);
	}
	leader = Race.identifyLeader(autoList);
	System.out.println("Самая быстрая машина: " + leader.name);
	scanner.close();
		}
		}

16 changes: 16 additions & 0 deletions src/main/java/Race.java

Show comments View file Open in desktop

Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,16 @@
	import java.util.ArrayList;

	public class Race {
	public static Auto identifyLeader(ArrayList<Auto> autoList) {
	Auto leader = autoList.getFirst();
	int maxDistance = leader.speed * 24;
	for (Auto auto : autoList) {
	int currentDistance = auto.speed * 24;
	if (currentDistance > maxDistance) {
	leader = auto;
	maxDistance = currentDistance;
	}
	}
	return leader;
	}
	}

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