Java：有关国王赏米的算法

package ChongXingZuo;

import java.util.Scanner;

public class ShuMiLi {
	public static double ShuMiLi() {
		double temp=1;
		double sum = 0;
		for (int i = 1; i <= 64; i++) {
			temp *= 2;	
			sum += temp;
		}
		return sum;
	}
	public static void main(String[] args) {
		double sum=ShuMiLi();
		System.out.printf("前64个格子需要放：%f粒米",sum);
		
	}
}