[자동차 경주] 권찬 미션 제출합니다.

src/main/java/racingcar/Application.java

@@ -1,7 +1,111 @@
 package racingcar;
 
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import camp.nextstep.edu.missionutils.Randoms;
+
 public class Application {
+    private static final String CAR_NAME_INPUT_MESSAGE = "경주할 자동차 이름을 입력하세요.(이름은 쉼표(,) 기준으로 구분)";
+    private static final String TRY_COUNT_INPUT_MESSAGE = "시도할 회수는 몇회인가요?";
+    private static final String RESULT_TITLE_MESSAGE = "\n" + "실행 결과";
+    private static final String FINAL_WINNERS_MESSAGE = "최종 우승자 : ";
+
+
+    private static List<Car> cars;
     public static void main(String[] args) {
-        // TODO: 프로그램 구현
+        cars = new ArrayList<>();
+
+        String carNamesInput = getCarNamesInput();
+        setCarsWithCarNames(carNamesInput);
+
+        int tryCount = getTryCount();
+        processGameWithCount(tryCount);
+
+        printGameResult();
+    }
+
+    static String getCarNamesInput() {
+        System.out.println(CAR_NAME_INPUT_MESSAGE);
+        return camp.nextstep.edu.missionutils.Console.readLine();
+    }
+
+    static void setCarsWithCarNames(String carNamesInput) {
+        List<String> carNames = Arrays.stream(carNamesInput.split(",")).toList();
+        for (String carName : carNames) {
+            validateCarName(carName);
+            Car car = new Car(carName);
+            cars.add(car);
+        }
+    }
+
+    static void validateTryCountInput(String tryCountInput) {
+        try {
+            int tryCount = Integer.parseInt(tryCountInput);
+        } catch (NumberFormatException e) {
+            throw new IllegalArgumentException();
+        }
+    }
+
+    static int getTryCount() {
+        System.out.println(TRY_COUNT_INPUT_MESSAGE);
+        String tryCountInput = camp.nextstep.edu.missionutils.Console.readLine();
+        validateTryCountInput(tryCountInput);
+        return Integer.parseInt(tryCountInput);
+    }
+
+    static void processGameWithCount(int tryCount) {
+        System.out.println(RESULT_TITLE_MESSAGE);
+        for (int nowCount = 1; nowCount <= tryCount; nowCount++) {
+            processSubGame();
+            printResultOfSubGame();
+        }
+    }
+
+    static void processSubGame() {
+        for (Car car : cars) {
+            int randomNumber = Randoms.pickNumberInRange(0, 9);
+            if (randomNumber >= 4) {
+                car.move();
+            }
+        }
+    }
+
+    static void printResultOfSubGame() {
+        for (Car car : cars) {
+            String movingCount = "-".repeat(car.getPosition());
+            System.out.println(car.getName() + " : " + movingCount);
+        }
+        System.out.println();
+    }
+
+    static List<String> getWinners() {
+        int maxMove = 0;
+        List<String> winners = new ArrayList<>();
+        for (Car car : cars) {
+            if (car.getPosition() < maxMove) {
+                continue;
+            }
+            if (car.getPosition() > maxMove) {
+                winners = new ArrayList<>();
+                maxMove = car.getPosition();
+            }
+
+            winners.add(car.getName());
+        }
+        return winners;
+    }
+
+    static void printGameResult() {
+        List<String> winners = getWinners();
+        System.out.print(FINAL_WINNERS_MESSAGE);
+        System.out.println(String.join(", ", winners));
+    }
+
+    static void validateCarName(String carName) {
+        if (carName.length() > 5) {
+            throw new IllegalArgumentException();
+        }
     }
 }

src/main/java/racingcar/Car.java

@@ -0,0 +1,24 @@
+package racingcar;
+
+public class Car {
+    private final String name;
+
+    public Car(String name) {
+        this.name = name;
+        this.position = 0;
+    }
+
+    public int getPosition() {
+        return position;
+    }
+
+    private int position;
+
+    public String getName() {
+        return name;
+    }
+
+    void move() {
+        this.position++;
+    }
+}