First impl

src/main/java/Car.java

@@ -0,0 +1,40 @@
+import java.util.HashSet;
+import java.util.Set;
+
+public class Car {
+    private static Set<String> nameSet = new HashSet<>();
+    private String name;
+    private int count;
+
+
+    public Car(String name) {
+        validateNameLength(name);
+        validateNameDuplication(name);
+        this.name = name;
+        this.count = 1;
+    }
+
+    private void validateNameLength(String name) {
+        if (name.length() > 5) {
+            throw new IllegalArgumentException("자동차 길이가 혀용 길이를 초과힙니다.");
+        }
+    }
+
+    private void validateNameDuplication(String name) {
+        if (!nameSet.add(name)) {
+            throw new IllegalArgumentException("이름이 중복됩니다.");
+        }
+    }
+
+    public int incrementCount() {
+        return this.count++;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public int getCount() {
+        return count;
+    }
+}

src/main/java/Dice.java

@@ -0,0 +1,16 @@
+import java.util.Random;
+
+public class Dice {
+    Random random = new Random();
+    private int dice;
+
+    public Dice() {
+        this.dice = random.nextInt(10);
+    }
+
+    public boolean validateMove() {
+        Dice check = new Dice();
+        return check.dice > 4;
+    }
+
+}

src/main/java/GameController.java

@@ -0,0 +1,67 @@
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class GameController {
+    private final BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
+    GameView gameView = new GameView();
+    private List<String> nameList;
+    private List<Car> carList;
+    private Dice dice = new Dice();
+
+    public void startGame() throws IOException {
+
+        gameView.askCarNames();
+        String names = getCarNames();
+        nameList = Arrays.asList(names.split(","));
+
+        carList = new ArrayList<>();
+
+        for (String name : nameList) {
+            carList.add(new Car(name.trim()));
+        }
+
+        gameView.askTryCounts();
+        int times = getTryTimes();
+
+        gameView.printRacingStart();
+        for (int i = 0; i < times; i++) {
+            setProgress();
+            GameView.showProgress(carList);
+            System.out.println();
+        }
+        List<String> winners = new ArrayList<>(getWinners());
+        gameView.showWinner(winners);
+
+    }
+
+    public String getCarNames() throws IOException {
+        return input.readLine();
+    }
+
+    public int getTryTimes() throws IOException {
+        String tryTimesStr = input.readLine();
+        return Integer.parseInt(tryTimesStr);
+    }
+
+    public void setProgress() {
+        carList.stream()
+                .filter(car -> dice.validateMove())
+                .forEach(Car::incrementCount);
+    }
+
+    public List<String> getWinners() {
+        int maxCount = carList.stream().mapToInt(Car::getCount)
+                .max()
+                .orElse(0);
+        return carList.stream()
+                .filter(car -> car.getCount() == maxCount)
+                .map(Car::getName)
+                .collect(Collectors.toList());
+    }
+
+}

src/main/java/GameView.java

@@ -0,0 +1,27 @@
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class GameView {
+    public void askCarNames(){
+        System.out.println("경주할 자동차 이름을 입력하세요 (이름은 쉼표(,)를 기준으로 구분).");
+    }
+    public void askTryCounts(){
+        System.out.println("시도할 횟수는 몇회인가요?");
+    }
+    public void printRacingStart(){
+        System.out.println("실행 결과");
+    }
+    public static void showProgress(List<Car> carList){
+        for (Car car : carList) {
+            String s = car.getName() + " : " + "-".repeat(car.getCount());
+            System.out.println(s);
+        }
+    }
+    public static void showWinner(List<String> winner){
+        String s = " ";
+        System.out.println(winner.stream().collect(Collectors.joining(",")) + "가 최종 우승했습니다.");
+    }
+
+}

src/main/java/RacingMain.java

@@ -0,0 +1,8 @@
+import java.io.IOException;
+
+public class RacingMain {
+    public static void main(String []args) throws IOException {
+        GameController gameController = new GameController();
+        gameController.startGame();
+    }
+}