Population.java

import java.util.Scanner;
public class Main {
 public static void main(String[] args) {
 Scanner scan = new Scanner(System.in);
 System.out.print("What is the current population? ");
 short pop = scan.nextShort();
 System.out.print("What is the rate of growth? (e.g., for 10% enter 10)");
 short growth = scan.nextShort(); //note that growth is an integer
 float growthRate = growth / 100f; //convert the growth rate to a float
 System.out.println("Year\tGrowth\tNew Population");
 for (int i = 1; i <= 10; i++) {
 // calculate increase and new population
 // Force them both to be shorts
 short increase = (short) (pop * growthRate);
 short newpop = (short) (pop + increase);
 System.out.println(i + "\t" + increase + "\t" + newpop);
 pop = newpop;
 }
 System.err.println("Final population is " + pop);
 }