스프링 월요일 [C팀] (전서진) 미션 제출합니다.

src/main/java/controller/RacingMain.java

@@ -0,0 +1,22 @@
+package controller;
+
+import view.InputView;
+import view.OutputView;
+import domain.RacingGame;
+
+import java.io.IOException;
+
+public class RacingMain {
+
+    public static void main(String[] args) throws IOException {
+        final var carNames = InputView.getCarNames();
+        final var tryCount = InputView.getTryCount();
+
+        final var racingGame = new RacingGame(carNames, tryCount);
+        OutputView.printAnnouncement();
+        racingGame.race();
+
+        OutputView.printWinners(racingGame.getWinners());
+
+    }
+}

src/main/java/domain/RacingGame.java

@@ -0,0 +1,80 @@
+package domain;
+
+import view.OutputView;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.random.RandomGenerator;
+
+public class RacingGame {
+    String[] carNames;
+    String[] tmpCarNames;
+    int carCnt;
+    int tryCount;
+    int[] carMoveRecord;
+
+    public RacingGame(String str, int cnt) {
+        this.tmpCarNames = str.split(",");
+        carNames = nameError();
+        this.carCnt = carNames.length;
+        this.tryCount = cnt;
+        carMoveRecord = new int[carCnt];
+        for(int i = 0; i < carCnt; i++)
+        {
+            carMoveRecord[i] = 0;
+        }
+    }
+
+    public void race() {
+        for (int i = 0; i < tryCount; i++)
+        {
+            getRandomForCarMove();
+            OutputView.moveCarResult(carNames, carMoveRecord);
+        }
+        getWinners();
+    }
+
+    public void getRandomForCarMove()
+    {
+        for(int i = 0; i < carCnt; i++) {   // 전진: true
+            if (canMove(RandomGenerator.getDefault().nextInt(10))) {
+                carMoveRecord[i]++;
+            }
+        }
+    }
+
+    public boolean canMove(int num)
+    {
+        return num >= 4;
+    }
+
+    public List<String> getWinners() {
+        int winnerRecord = Arrays.stream(carMoveRecord).max().getAsInt();
+        List<String> winnerName = new ArrayList<String>();
+
+        for (int i = 0; i < carMoveRecord.length; i++)
+        {
+            if (winnerRecord == carMoveRecord[i])
+            {
+                winnerName.add(carNames[i]);
+            }
+        }
+        return winnerName;
+    }
+
+    public String[] nameError()
+    {
+        int idx = 0;
+        List<String> validCarNames = new ArrayList<>();
+        for (String s : tmpCarNames)
+        {
+            if (s.length() <= 5)    // 길이 5이하만 자동차 이름 등록
+            {
+                validCarNames.add(s);
+            }
+        }
+        return validCarNames.toArray(new String[0]);
+    }
+
+}

src/main/java/view/InputView.java

@@ -0,0 +1,20 @@
+package view;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+
+public class InputView {
+    static BufferedReader Console = new BufferedReader(new InputStreamReader(System.in));
+    public static String getCarNames() throws IOException {
+        System.out.println("경주할 자동차 이름을 입력하세요(이름은 쉼표(,)를 기준으로 구분).");
+        return Console.readLine();
+    }
+
+    public static int getTryCount() throws IOException {
+        System.out.println("시도할 회수는 몇회인가요?");
+        String str = Console.readLine();
+        return Integer.parseInt(str);
+    }
+
+}

src/main/java/view/OutputView.java

@@ -0,0 +1,37 @@
+package view;
+
+import java.util.List;
+
+public class OutputView {
+
+    public static void printAnnouncement(){
+        System.out.println("실행 결과");
+    }
+    public static void moveCarResult(String[] carNames, int[] carMoveRecord) {
+        int idx = 0;
+        for(String s : carNames)
+        {
+            System.out.print(s + " : ");
+            String result = "-".repeat(carMoveRecord[idx++]);
+            System.out.println(result);
+        }
+        System.out.print("\n");
+    }
+    public static void printWinners(List<String> winners) {
+        boolean comma = false;
+        for(String s : winners)
+        {
+            if(comma)
+            {
+                System.out.println(", ");
+            }
+            else if(!comma)
+            {
+                comma = true;
+            }
+            System.out.print(s);
+        }
+        System.out.println("가 최종 우승했습니다.");
+    }
+
+}