* 例题讲解:例题1:阿里钉钉22届暑期实习 * 现有x瓶啤酒,每3个空瓶子换一瓶啤酒,每7个瓶盖子也可以换一瓶啤 * 酒,问最后可以喝多少瓶啤酒。
解题(Java)
java">package 算法.规律题;import java.util.Scanner;/*** 例题讲解:例题1:阿里钉钉22届暑期实习* 现有x瓶啤酒,每3个空瓶子换一瓶啤酒,每7个瓶盖子也可以换一瓶啤* 酒,问最后可以喝多少瓶啤酒。*/
public class 瓶子瓶盖换酒 {public static void main(String[] args) {Scanner scanner = new Scanner(System.in);int x = scanner.nextInt();//共有几瓶System.out.println(drink(x));}public static int drink(int x) {int count = x;//喝了多少瓶int k1 = x; //瓶盖int k2 = x;//空瓶while (k1 > 3 || k2 > 7) {while (k1 >= 3) {int chenge = k1 / 3;count += chenge;k1 = k1 % 3;k1 += chenge;k2 += chenge;}while (k2>=7){int chenge = k2 / 7;count += chenge;k2 = k2 % 7;k2 += chenge;k1 += chenge;}}return count;}
}