java实现:空汽水瓶换汽水问题:

思路:从上边可以看出一个规律:就是输出=输入/2

代码如下:

package test20180906;

import java.util.Scanner;

public class Main {
public static void main(String[] args) {
	Scanner sc=new Scanner(System.in);
	while(sc.hasNext()){
		int a = sc.nextInt();
		System.out.println(a/2);
	}
	
}
}

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转载自blog.csdn.net/Handsome2013/article/details/82469549