1636050123 邓艳丽

标签：double   etl   text   public   this   his   out   speed   []   

1.
public class Test{
public static void main(String[] args){
int i;
for(i=1;i<=5;i++){
System.out.println("Welcome to java"); 
}
}

2.

public class AverageSpeed{

 public static void main(String[]args){

double speedkm =60/(45.5/14);

double speedm = speedkm /1.6;

system.out.println（“averagespeed = ”+speedm + "m/h"）

}

}

3.

public class Circle{
private double r;
public  Circle(double r){
this.r =r;
}
public  double getLength(){
return 2*Math.PI*r;
}
public  double getArea(){
return Math.PI*r*r;
}
}

1636050123 邓艳丽

标签：double   etl   text   public   this   his   out   speed   []   

原文地址：http://www.cnblogs.com/luhan7/p/7504622.html