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[判断题]
订单赢得要素（order winners)是指潜在的顾客认为一个组织的产品或服务值得购买所必须具备的因素。（)
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更多“订单赢得要素(order winners)是指潜在的顾客认为一个组织的产品或服务值得购买所必须具备的因素。()”相关的问题
第2题
此题为判断题(对，错)。
第3题
谈谈你的这样一次经历：你对一个较为勉强的潜在客户进行了追踪，但最终依然没有得到订单。
第4题
A.won
B.to win
C.winning
D.to be won
第5题
A.服务参与者
B.服务资源
C.服务信息
D.服务交互行为
第6题
第7题
淘汰赛问题
题目：
Our school is planning to hold a new exciting computer programming contest. During each round of the contest, the competitors will be paired, and compete head-to-head. The loser will be eliminated, and the winner will advance to next round. It proceeds until there is only one competitor left, who is the champion. In a certain round, if the number of the remaining competitors is not even, one of them will be chosed randomly to advance to next round automatically, and then the others will be paired and fight as usual. The contest committee want to know how many rounds is needed to produce to champion, then they could prepare enough problems for the contest.
Input
The input consists of several test cases. Each case consists of a single line containing a integer N - the number of the competitors in total. 1 ＜= N ＜= 2,147,483,647. An input with 0(zero) signals the end of the input, which should not be processed.
Output
For each test case, output the number of rounds needed in the contest, on a single line.
Sample Input
8
16
15
0
Sample Output
3
4
4
