exercise4_17.java

Introduction to java programming 一书中所有编程练习部分的源码

public class Exercise4_17 {
  public static void main(String[] args) {
     for (int i = 1; i <= 100; i++) {
       if (i % 10 == 0) 
           System.out.println(RandomCharacter.getRandomCharacter('A', 'Z'));
       else 
           System.out.print(RandomCharacter.getRandomCharacter('A', 'Z'));
     }

  
     for (int i = 1; i <= 100; i++) {
       if (i % 10 == 0) 
           System.out.println(RandomCharacter.getRandomCharacter('0', '9'));
       else 
           System.out.print(RandomCharacter.getRandomCharacter('0', '9'));
     }
  }
}