guesswordwithfiledict.java

来自「这个程序是基于JAVA的JBUILDER的一个很使用的猜词程序」· Java 代码 · 共 72 行

import java.io.*;
class WordDictionaryInFile{
   private int index=-1;
   private int wordCount=0;
   private String[] words;
   WordDictionaryInFile(String fileName){
       String word;
       words=new String[100];
       try{
          BufferedReader br=new BufferedReader(new InputStreamReader(new FileInputStream(fileName)));
          while(true){
             word=br.readLine();
             if(word==null)
                break;
             words[wordCount++]=word;
             if(wordCount>=words.length){		//words满,需要动态扩展,每次都扩展成原来长度的一倍
                String[] tmp=new String[words.length];
                for(int i=0;i<tmp.length;i++)
                   tmp[i]=words[i];
                words=new String[words.length*2];
                for(int i=0;i<tmp.length;i++)
                   words[i]=tmp[i];
             }
          }
       }
       catch(Exception e){
          System.out.println(e);
       }
       System.out.println("词库共有"+wordCount+"个单词，加油啊...");
   }
   public String getMagicWord(){
      int i=(int)(Math.random()*wordCount);
      index=i;
      return convertWord(words[i]);
   }   
   private String convertWord(String word){
      char[] charsInWord=word.toCharArray();
      for(int i=charsInWord.length-1; i>0; i--)
          for(int j=0; j<i; j++)
              if  ( charsInWord[ j ] > charsInWord[ j+1 ] ){
                  char temp=charsInWord[ j ];
                  charsInWord[ j ]=charsInWord[ j+1 ];
                  charsInWord[ j+1 ]=temp;
              }      
      return new String(charsInWord);
   }
   public String getOriginalWord(){
      return words[index];
   }
}

class GuessWord{
   public static void main(String args[]){
      WordDictionaryInFile wd=new WordDictionaryInFile("四级.txt");
      int guessTimes=0,correctTimes=0;
      while(true){
         System.out.println("猜猜这是什么单词:"+wd.getMagicWord());
         guessTimes++;
         if(wd.getOriginalWord().equals(KeyInput.readString())){
            System.out.println("对了，就是 "+wd.getOriginalWord());
            correctTimes++;
         }
         else
            System.out.println("错了，是 "+wd.getOriginalWord()); 
         System.out.print("继续玩吗？(y/n)");
         if(KeyInput.readString().toLowerCase().equals("n")) 
            break;
         }
      System.out.println("猜对率为"+(correctTimes*100/guessTimes)+"%,拜拜喽...");
   }
}