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Пул реквест проекта №1 #1

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Пул реквест проекта №1 #1

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55 changes: 54 additions & 1 deletion src/main/java/Main.java
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Original file line number Diff line number Diff line change
@@ -1,6 +1,59 @@
import java.util.Scanner;

public class Main {
public static void main(String[] args) {
System.out.println("Hello world!");
RaceCars raceCars = new RaceCars();
RaceTournament tournament = new RaceTournament();

for (int i = 1; i <= 3; i++) {

String carName = getCarName(i);
int carSpeed = getCarSpeed(i);

raceCars.carsSpecs.put(carName, carSpeed);
}

System.out.println("Текущие участники: " + raceCars.carsSpecs);
tournament.startTournament(raceCars);
}

private static String getCarName(int i) {
Scanner scanner = new Scanner(System.in);
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System.out.printf("\n— Введите название машины №%d:\n", i);
String input;

if (scanner.hasNext()) {
input = scanner.next();
if (!input.isEmpty()) {
return input;
} else {
System.out.println("\n— Неправильное название\n");
input = getCarName(i);
}
} else {
System.out.println("\n— Неправильное название\n");
input = getCarName(i);
}
return input;
}

private static int getCarSpeed(int i) {
Scanner scanner = new Scanner(System.in);
System.out.printf("\n— Введите скорость машины №%d:\n", i);
int input = -1;

if (scanner.hasNextInt()) {
input = scanner.nextInt();
if (input >= 0 && input <= 250) {

@ArturNurtdinov ArturNurtdinov Sep 28, 2026

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Минимальную и максимальную скорости лучше вынести в константы для повышения читабельности кода

return input;
} else {
System.out.println("\n— Неправильная скорость\n");
input = getCarSpeed(i);
}
} else {
System.out.println("\n— Неправильная скорость\n");
input = getCarSpeed(i);
}
return input;
}
}
6 changes: 6 additions & 0 deletions src/main/java/RaceCars.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
import java.util.HashMap;

public class RaceCars {
public HashMap<String, Integer> carsSpecs = new HashMap<>();
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}

19 changes: 19 additions & 0 deletions src/main/java/RaceTournament.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,19 @@
import java.util.Map;

public class RaceTournament {
String winnerCarName;
int winnerCarSpeed;

public void startTournament(RaceCars cars) {
for (Map.Entry<String, Integer> carSpec : cars.carsSpecs.entrySet()) {
if (carSpec.getValue() > winnerCarSpeed) {
winnerCarSpeed = carSpec.getValue();
winnerCarName = carSpec.getKey();
}
}

System.out.printf("Самая быстрая машина: '%s' со скоростью '%d'", winnerCarName, winnerCarSpeed);
}
}