Question

import java.util.Random;
import java.util.*;



public class WhackAMole {
    int score;
    int molesLeft;  
    int attemptsLeft;
    char[][] molegrid;
    int actualDimension;

    WhackAMole(int numAttempts,int gridDimension){
        this.attemptsLeft=numAttempts;
        this.actualDimension=gridDimension;
        score=0;
        molesLeft=10;
        molegrid=new char[10][10];
        for(int i=0;i<gridDimension-1;i++) {
            for(int j=0;j<gridDimension-1;j++) {
                molegrid[i][j]='*';
            }
        }

    }
     boolean place(int x,int y) {
        if((x<actualDimension && x>=0)&& (y<actualDimension && y>=0)) {
            molegrid[x][y]='M';
            return true;
        }
        else {

            return false;
        }

    }
     void whack(int x,int y) {
        if(molegrid[x][y]=='M'){
            score++;
            molesLeft--;
            attemptsLeft--;
            molegrid[x][y]='W';
            System.out.println("You have made a whack");
            System.out.println("You have" +attemptsLeft+"remaining tries");

        }
        else {
            attemptsLeft--;
            System.out.println("You have" +attemptsLeft+"remaining tries");
            System.out.println("("+x+","+y+") doesnt have a mole");

        }
    }
     void printGridToUser() {
        for(int i=0;i<actualDimension;i++)
        {
            for(int j=0;j<actualDimension;j++) {
                if(molegrid[i][j]=='M') {
                    molegrid[i][j]='*';
                    System.out.print(molegrid[i][j] );
                    molegrid[i][j]='M';
                }
                else {
                System.out.print(molegrid[i][j] );
                }
            }
                System.out.print("\n");
        }
    }
  void printGrid() {
      for(int i=0;i<actualDimension;i++) {

          for(int j=0;j<actualDimension;j++) {
              System.out.print(molegrid[i][j]);
          }
          System.out.print("\n");
      }
  }
  public static void main(String[] args) {
     WhackAMole a=new WhackAMole(50,10);
     for(int i=0;i<10;i++) {
          Random randomGenerator = new Random();
          Random randomGenerator1 = new Random();
         int molelocationx= randomGenerator.nextInt(9);
         int molelocationy= randomGenerator1.nextInt(9);
        boolean b= a.place(molelocationx, molelocationy);
        if(b==true) {
            System.out.println("Mole placed");

        }
        else {
            System.out.println("Mole not placed");
        }
     }
      System.out.println("You have maximum 50 chances");
      for(int j=0;j<50;j++) {
          Scanner scanner=new Scanner(System.in);
          System.out.println("Enter first coordinate");
          int userlocx=scanner.nextInt();
          Scanner scanner1=new Scanner(System.in);
          System.out.println("Enter second coordinate");
          int userlocy=scanner1.nextInt();

          if(userlocx==-1 && userlocy==-1)
          {
              System.out.println("Exiting");
              System.out.println("Your score is"+a.score);
              a.printGrid();

              System.exit(1);

          }
          else if(userlocx>9 || userlocx<-1 || userlocy>9 || userlocy<-1 ){
              System.out.println("Invalid");
              continue;
          }
          else {
                 a.whack(userlocx, userlocy);
                 a.printGridToUser();
                 if(a.molesLeft==0) {
                     System.out.println("You have won!!");
                     System.exit(2);
                 }

          }
      }
      System.out.println("Game over try again next time");
  }
}

显示的错误 /WhackAMoleTestGrader.java:98：错误：找不到符号 int actualRow = whack.moleGrid.length; ^ 符号：变量moleGrid 位置：类型为WhackAMole的变量whack /home/ccc_v1_c79431__48717/asn12900_Whack_a_Mole/asn12901_JUnit/asnlib/WhackAMoleTestGrader.java:102：错误：找不到符号 int actualCol = whack.moleGrid [i] .length; ^ 符号：变量moleGrid 位置：类型为WhackAMole的变量whack /home/ccc_v1_c79431__48717/asn12900_Whack_a_Mole/asn12901_JUnit/asnlib/WhackAMoleTestGrader.java:107：错误：找不到符号 charactualChar = whack.moleGrid [i] [j]; ^ 符号：变量moleGrid 位置：类型为WhackAMole的变量whack /home/ccc_v1_c79431__48717/asn12900_Whack_a_Mole/asn12901_JUnit/asnlib/WhackAMoleTestGrader.java:123：错误：找不到符号 charactualOne = whack.moleGrid [1] [1]; ^ 符号：变量moleGrid 位置：类型为WhackAMole的变量whack /home/ccc_v1_c79431__48717/asn12900_Whack_a_Mole/asn12901_JUnit/asnlib/WhackAMoleTestGrader.java:125：错误：找不到符号 assertEquals（“在（1，2）处预期字符：M，但实际：” + whack.moleGrid [1] [2]，'M'，whack.moleGrid [1] [2]）; ^ 符号：变量moleGrid 位置：类型为WhackAMole的变量whack /home/ccc_v1_c79431__48717/asn12900_Whack_a_Mole/asn12901_JUnit/asnlib/WhackAMoleTestGrader.java:125：错误：找不到符号 assertEquals（“在（1，2）处预期字符：M，但实际：” + whack.moleGrid [1] [2]，'M'，whack.moleGrid [1] [2]）; ^ 符号：变量moleGrid 位置：类型为WhackAMole的变量whack /home/ccc_v1_c79431__48717/asn12900_Whack_a_Mole/asn12901_JUnit/asnlib/WhackAMoleTestGrader.java:129：错误：找不到符号 assertEquals（“痣放在错误的地方：（” + i +“，” + j +“）”，'*'，whack.moleGrid [i] [j]）; ^ 符号：变量moleGrid 位置：类型为WhackAMole的变量whack /home/ccc_v1_c79431__48717/asn12900_Whack_a_Mole/asn12901_JUnit/asnlib/WhackAMoleTestGrader.java:139：错误：找不到符号 assertEquals（“（1，1）没有痣”，'M'，whack.moleGrid [1] [1]）; ^ 符号：变量moleGrid 位置：类型为WhackAMole的变量whack 8个错误（失败）命令以非零状态1退出

Answer 1

我可以编译您的代码，并且没有错误。

1）您的代码中没有ActualRow，但这是第一个错误。其他都一样...

我认为您需要编写测试程序将调用的代码。并且他们假设您有ActualRow等。再次阅读您的任务...

2）它看起来不像Java编译器输出。看起来像是用C ++或Python编译器编译的代码。检查您必须使用哪种语言进行提交，或者可能存在用于选择提交语言的复选框。

如何解决vocareum中的这些错误

1 个答案: