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First task #1

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e3b6430
first task
DmitriyP521 Dec 22, 2025
4fe54f6
first task
DmitriyP521 Dec 22, 2025
a086102
Вынес Auto и Race в отдельные классы
DmitriyP521 Dec 22, 2025
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9 changes: 9 additions & 0 deletions src/main/java/Auto.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,9 @@
public class Auto {
String name;
int speed;

public Auto(String name, int speed) {
this.name = name;
this.speed = speed;
}
}
47 changes: 46 additions & 1 deletion src/main/java/Main.java
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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
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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;
}
}