Type: Default 1000ms 256MiB

猴子选大王

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Description

n只猴子选大王,选举办法如下:从头到尾1,2,3报数,凡报3的退出,余下猴子第二轮从尾到头1,2,3报数,凡报3的退出...如此类推,当剩下两只猴子时,取这时报1的为王,若想当猴王,请问当初应占据什么位置?

Input Format

一个数 n,表示n只猴子 n<=1000 .

Output Format

一个整数,表示猴王的位置,也就是最后一个出队的猴子的位置。

Sample

input

3

===================下面为第二组======================

7

output

2

===================下面为第二组======================

2

Hint

时间限制:1s1 \text {s}

空间限制:256MB256 \text {MB}

20200810数组基本练习

Not Attended
Status
Done
Rule
ACM/ICPC
Problem
12
Start at
2020-8-10 9:48
End at
2020-8-11 9:48
Duration
24 hour(s)
Host
Partic.
43