摘要：public abstract class A { private String name; public A(String name) { this.name=name; } public String getName() { return this.name; } public abstract void fu... 阅读全文

摘要：*/ import java.util.Scanner; public class Z { public static void main(String[] args) { long l ; l=123456789123; System.out.println(l); }} /* 需求2：输出一个布尔类型的变量 */public class Z{public static ... 阅读全文