摘要：
package com.lovo.classes;import java.util.Scanner;public class day5Test { public static void main(String[] args) { Scanner sc = new Scanner(System.in) 阅读全文
摘要：
package com.lovo.classes;import java.util.Random;import java.util.TreeSet;import java.util.Scanner;public class day5test4 { public static void main(St 阅读全文