[권민상] 1주차 과제 제출

src/main/java/racingcar/Application.java

@@ -1,7 +1,84 @@
 package racingcar;
 
+import camp.nextstep.edu.missionutils.Randoms;
+import java.util.*;
+
+class Car {
+    String name;
+    int moveCount;
+
+    public Car(String name) {
+        this.name = name;
+        this.moveCount = 0;
+    }
+
+    public void move() {
+        moveCount++;
+    }
+
+    public int getMoveCount() {
+        return moveCount;
+    }
+}
+
 public class Application {
     public static void main(String[] args) {
-        // TODO: 프로그램 구현
+        Scanner in = new Scanner(System.in);
+
+        //부릉부릉
+        System.out.println("경주할 자동차 이름을 입력하세요.(이름은 쉼표(,) 기준으로 구분)");
+        String a = in.nextLine();
+        List<Car> cars = new ArrayList<>();
+        for (String name : a.split(",")) {
+            if (name.isEmpty()) {throw new IllegalArgumentException("왜안적음");}
+            if (name.length() > 5) {throw new IllegalArgumentException("이름5자초과됨");}
+            if (name.contains(" ")) {throw new IllegalArgumentException("공백포함됨");}
+            cars.add(new Car(name));
+        }
+        Set<String> dupCheck = new HashSet<>();
+        for (Car c : cars){dupCheck.add(c.name);}
+
+        if (dupCheck.size() != cars.size()) {throw new IllegalArgumentException("중복이름있음");}
+
+        //끼이익쾅
+        System.out.println("시도할 회수는 몇회인가요?");
+        int n;
+        try {
+            n = in.nextInt();
+            if (n <= 0) {
+                throw new IllegalArgumentException("0번이하");
+            }
+        } catch (Exception e) {
+            throw new IllegalArgumentException("숫자안적음");
+        }
+
+
+
+        System.out.printf("%n실행 결과%n");
+        for (int i=n;i>0;i--) {
+            for (Car car : cars) {
+                int ran = Randoms.pickNumberInRange(0,9);
+                if (ran >= 4) {car.move();}
+                String howMove = "-".repeat(car.getMoveCount());
+                System.out.printf("%s : %s%n", car.name,howMove);
+            }
+            System.out.println(" "); //한칸 띄기용
+        }
+
+        //띠리리리리리링
+        int max = 0;
+        List<String> winners = new ArrayList<>();
+        for (Car car : cars) {
+            if (car.getMoveCount() > max){
+                max = car.getMoveCount();
+                winners.clear();
+                winners.add(car.name);
+            } else if (car.getMoveCount() == max) {
+                winners.add(car.name);
+            }
+        }
+
+        //조아요 조아요
+        System.out.println("최종 우승자 : " + String.join(", ", winners));
     }
 }