JAVA Homework 3

Homework3
1. Project 1 on Page 55.

public class hw3
{
public static void main(String[] args)
{
int running6mph=10;
int basketball=8;
int sleeping=1;
int totalmets;
double weight =150/2.2;
double totalcalories;
totalmets=running6mph*30+basketball*30+sleeping*60*6; totalcalories=0.0175*totalmets*weight;
System.out.println("a 150-pound person who runs 6 MPH for 30 minutes,plays basketball for 30 minutes,and then sleeps for 6 hours.");
System.out.println("The total number of calories burned ="+totalcalories+" cal");
}
}

程式執行結果

Lab2

public class lab2 {
public static void main(String[] args)
{
double mouseWt=3;
double startingWt=60;
double desiredWt=45;
double artificialSweet=5;
double soda=100;double loseWeight=0.01;
double sodaPop=artificialSweet*1000;
double amount=sodaPop*(startingWt/mouseWt);
double total_LoseWeight=(amount/soda)*loseWeight;
System.out.println("initial value");
System.out.println("mouse's weight="+mouseWt+"kg");
System.out.println("one girl's starting weight="+startingWt+"kg");
System.out.println("one girl's desired weight="+desiredWt+"kg");
System.out.println("to kill a mouse needed "+artificialSweet+" g artificialsweet );
System.out.println("when drink "+soda+" cc soda can lose "+loseWeight+"kg");
System.out.println("to kill a mouse needed "+sodaPop+" cc soda ");
System.out.println("=> before die,she can drinks "+amount+" cc soda pop ");
System.out.println("=> before die,she can lose "+total_LoseWeight+" kg ");
}
}