[서유정_BackEnd] 2주차 과제 제출합니다.

src/main/java/racingcar/Application.java

@@ -1,7 +1,33 @@
 package racingcar;
 
+import java.util.ArrayList;
+import java.util.List;
+import static camp.nextstep.edu.missionutils.Console.readLine;
+
 public class Application {
     public static void main(String[] args) {
-        // TODO: 프로그램 구현
+        System.out.println("경주할 자동차 이름을 입력하세요. (이름은 쉼표(,) 기준으로 구분)");
+        String[] names = readLine().split(",");
+        List<Car> cars = new ArrayList<>();
+
+        for (String name: names) {
+            cars.add(new Car(name));
+        }
+
+        System.out.println("시도할 횟수는 몇 회인가요?");
+        int count = Integer.parseInt(readLine());
+
+        System.out.println("실행 결과");
+        for (int i = 0; i < count; i++) {
+            for (Car car: cars){
+                car.move();
+                System.out.println(car.getName() + " : " + car.getPositionToString());
+            }
+            System.out.println();
+        }
+
+        GameResult gameResult = new GameResult();
+        gameResult.getWinners();
+        System.out.print("최종 우승자 : " + String.join(", ") + gameResult.getWinners());
     }
 }

src/main/java/racingcar/Car.java

@@ -0,0 +1,37 @@
+package racingcar;
+
+import static camp.nextstep.edu.missionutils.Randoms.pickNumberInRange;
+
+public class Car {
+    private String name;
+    private int position = 0;
+
+    public Car(String name){
+        if (name.length() > 5) {
+            throw new IllegalArgumentException("오류: 문자열은 최대 5글자까지만 입력할 수 있습니다.");
+        }
+        this.name = name;
+    }
+
+    public Car(int position){
+        this.position = position;
+    }
+
+    public void move(){
+        if (pickNumberInRange(0, 9) >= 4) {
+           position += 1;
+        }
+    }
+
+    public String getPositionToString(){
+        return "-".repeat(position);
+    }
+
+    public String getName(){
+        return name;
+    }
+
+    public int getPosition() {
+        return position;
+    }
+}

src/main/java/racingcar/GameResult.java

@@ -0,0 +1,25 @@
+package racingcar;
+
+import java.util.List;
+
+public class GameResult {
+    private List<Car> winners;
+
+    public List<Car> getWinners() {
+        int winnerPosition = 0;
+
+        for (Car cars : winners) {
+            if (cars.getPosition() > winnerPosition) {
+                winnerPosition = cars.getPosition();
+            }
+        }
+
+        for (Car cars : winners) {
+            if (cars.getPosition() == winnerPosition) {
+                winners.add(cars);
+            }
+
+        }
+        return winners;
+    }
+}