摘要:
package javaBasic; public class StringConstruction { public static void main(String[] args) { String str0 = new String("HelloJava");//0.String(String 阅读全文
摘要:
1.原理:a^b^b = a 2.实现 java: package javaPractice; import java.util.*; public class Exchange { public static void main(String[] args) { Scanner sc = new 阅读全文