guess4.java

180个针对Java初学者的简单实例180个针对Java初学者的简单实例180个针对Java初学者的简单实例

class Guess4{  
  public static void main(String args[])  
    throws java.io.IOException {
    int i;
    char num = '6' ;
    do {
      System.out.println("a number between 0 and 10.");
      System.out.print("what it is: ");
      // 读取一个非换行的字符
      do {
      	  i = System.in.read(); 
      } while(i == '\n' | i == '\r');
      // 从键盘上输入一个数字
      if(i==num) System.out.println("you are talent");
       else {
        System.out.println("you are wrong");
        if(i<num) System.out.println("the number you guess is low.");
        else System.out.println("the number you guess is high.");
        System.out.println("try it again!\n");
      }
    } while(i != num);
  }  
}