2024.03.19_숙제

[이규희]

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package t6_Ex;   import java.util.Scanner;   class Horse extends Thread {     String horseName = "";     int bat = 0, cnt = 0;          int targetNum = 100; // 전체 완주거리     int sum = 0;     String[] finalHorse = new String[5];          public Horse(int bat, String horseName) {         this.bat = bat;         this.horseName = horseName;     }          @Override     public void run() {         StringBuffer sb = new StringBuffer();         String currentHorse = Thread.currentThread().getName(); //경주마 이름                  while(true) {             sum += (int)(Math.random()*6) + 1;                           if(sum < targetNum) { //경주중인 말                 for(int i=0; i<sum; i++) sb.append(">");                 System.out.println(currentHorse + "완주율 : " + sum + "% : " + sb);              }             else { // 완주한 말                 sum = targetNum;                 System.out.println(currentHorse + "완주율 : " + sum + "% : " + sb + "("+currentHorse+"도착)");                 finalHorse[cnt] = currentHorse;                 cnt++;                 break;             }             try {Thread.sleep(500);} catch (InterruptedException e) {}         }     }          // 전체 순위와 배팅금액 계산하기     public void total() {         int money;         String horseRank;                  System.out.println("====================결과====================");         for(int i=0; i<finalHorse.length; i++) {             System.out.println((i+1)+"등 : " + finalHorse[i]);         }         if(horseName.equals(finalHorse[0])) {             money = (int)(bat * 2.0);             horseRank = "1등";         }         else if(horseName.equals(finalHorse[1])) {             money = (int)(bat * 1.5);             horseRank = "2등";         }         else if(horseName.equals(finalHorse[2])) {             money = (int)(bat * 1.2);             horseRank = "3등";         }         else if(horseName.equals(finalHorse[3])) {             money = (int)(bat * 1.0);             horseRank = "4등";         }         else {             money = 0;             horseRank = "5등";         }                  System.out.println();         System.out.println("===============================================================");         System.out.println("당신이 배팅한 말 : " + horseName + ", 배팅한 금액 : " + bat + " , 순위 : " + horseRank);         System.out.println("당첨금 : " + money + "원 입니다.");         System.out.println("===============================================================");     } }   public class T1{     public static void main(String[] args) {         Scanner sc = new Scanner(System.in);         String horseName = "";         int bat = 0;                  System.out.println("#당첨금 안내#");         System.out.println("1등은 배팅금액의 200%");         System.out.println("2등은 배팅금액의 150%");         System.out.println("3등은 배팅금액의 120%");         System.out.println("4등은 배팅금액의 100%");         System.out.println("5등은 당첨금이 없습니다.");         System.out.println("====================");         System.out.println("배팅금액을 입력하세요? ");         System.out.print("=======>>> ");         bat = sc.nextInt();                  int choice = 0;         while(true) {             System.out.println("==========오늘의 경주마==========");             System.out.println("1번 경주마 : 짱구");             System.out.println("2번 경주마 : 철수");             System.out.println("3번 경주마 : 유리");             System.out.println("4번 경주마 : 맹구");             System.out.println("5번 경주마 : 훈이");             System.out.println("경주마를 선택하세요? ");             System.out.print("=====================>>> ");             choice = sc.nextInt();                          if(choice < 1 || choice > 5) System.out.println("경주마는 1~5번 중 선택하셔야 합니다.");             else break;         }         System.out.println();                      switch(choice) {             case 1: horseName = "1번말 (짱구)"; break;             case 2: horseName = "2번말 (철수)"; break;             case 3: horseName = "3번말 (유리)"; break;             case 4: horseName = "4번말 (맹구)"; break;             case 5: horseName = "5번말 (훈이)"; break;         }                  //일반스레드 5개         Horse horse = new Horse(bat, horseName);         Thread horse1 = new Thread(horse, "1번말 (짱구)");         Thread horse2 = new Thread(horse, "2번말 (철수)");         Thread horse3 = new Thread(horse, "3번말 (유리)");         Thread horse4 = new Thread(horse, "4번말 (맹구)");         Thread horse5 = new Thread(horse, "5번말 (훈이)");         horse1.start();         horse2.start();         horse3.start();         horse4.start();         horse5.start();         try {             horse1.join();             horse2.join();             horse3.join();             horse4.join();             horse5.join();         } catch (InterruptedException e) {             e.printStackTrace();         }         horse.total();                  sc.close();     } }   Colored by Color Scripter

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[행복]

StringBuffer을 이용한 누적 출력처리~ 아주 좋습니다.
27번행이 32번행위에 한줄 복사처리되어야 마지막 완주한 말들의 방향표시(>>)가 100%을 나타내게 되겠죠... 수정처리 해 주시고요..
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