Java :

import java.util.Scanner;


public class Main {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner input=new Scanner(System.in);
		int n=input.nextInt();
		double sum=10000;
		for (int i=0; i<n; i++) {
			sum=Math.ceil(sum*1.05*100)/100.0;
		}
		System.out.printf("%d年后的学费是%.2f\n",n,sum);
		double t=0;
		for (int i=0; i<4; i++) {
			t=t+sum;
			sum=Math.ceil(sum*1.05*100)/100.0;
		}
		
		System.out.printf("%d年后开始读4年大学需要的总学费是%.2f\n",n,Math.ceil(t*100)/100.0);
	}

}