cyanciel的专栏

package myJava1; public class Rectangle { //定义属性，表示矩形的长和宽 int length=1; int width=1; //定义方法，求矩形面积 public int area() { int temp=length*width; return temp; } public int perimeter() { in

package myJava1; public class circle1 { public static void main(String[] args) { circle2 r; r=new circle2(20); System.out.println("圆的半径是："+r.radious); double result=r.area(); System.out.print

package myJava1; public class circletest { public static void main(String[] args) { circle r; r=new circle(); System.out.println("圆的半径是："+r.radious); double result=r.area(); System.out.printl

package fenzhi; import java.util.Scanner; public class fenzhi { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub Scanner sc =new Scanner(Sys

package sw1; import java.util.Scanner; public class sw1 { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub Scanner sc =new Scanner(System.in

//编写一个应用程序，计算整数10的阶乘，并将结果输出在屏幕上 int i=1; int result=1; while(i { result*=i; i++; } System.out.println(""+result);

package 猜数字游戏; import java.util.Scanner; public class 猜数字 { //1到100整数的和 /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub /* Scanner sc= new Sca

Scanner sc= new Scanner (System.in); int x=1; do  { if(x%2==0) System.out.println("请输出这个数"+x); x++; } while(x<=20);

int sum=0; int i=0; while(sum { i++; sum+=i; } if(sum-10000 System.out.println(i); else System.out.println(sum);