求java rewrite this method of the exemple so that it avoids the use of a return statementpublic static void printRoot(){Stdout.println("Please give a non-negative value");double x = Stdin.readDouble();if( x

求java rewrite this method of the exemple so that it avoids the use of a return statementpublic static void printRoot(){Stdout.println(Please give a non-negative value);double x = Stdin.readDouble();if( x rewrite java中 this.setEnabled(true);是什么意思 this.age = age java 语句 java java JAVA 组合公式C（m,n)=m!/n!*(m-n)!从键盘输入两个整数x,y,求C(x,y) .要求分别用方法实现 java里的“this”到底是什么意思我在看thinking in java这本书,this这个概念实在看不太明白,求高手用比较贴切的方式解释一下.必+50分.比如有this和没有this的区别?打个比方? Java中static、this、super、final用法 我是新新手`` java中this是什么意思?是新的意思吗? 问几个物理问题电学方面的1.(Canonical Forms) Consider the function:f (A,B,C,D) =∑m(0,1,2,7,8,9,10,15)(a) Write this as a Boolean expression in canonical minterm form.(b) Rewrite the expression in canonical maxterm form.(c) Write the comp java sleep()用法求sleep()用法,这里有这个程序；import java.awt.*;import java.awt.event.*;public class xiancheng extends Thread{char c;public xiancheng (String name,char c){super(name);this.c=c;}public void run(){int k;char ch=c;System.out JAVA程序计算数学表达式 求阶乘 java 求98的98次幂 用Java 求两个数的最小公倍数 如何用JAVA软件求平方根 求head first java,PDF的... JAVA Spring一段注解求解释