100 Apples (Puzzle four)

Problem:
There are 100 apples on the table, and you take it with another person, one at a time, the amount of each fetch is greater than or equal to 1 less than or equal to 5, Q: How can I guarantee the last Apple to be taken by you?

Answer: Just want you to take first, take 4, after looking at the number of each other, according to the number of each other, to ensure that each other and you take the added up is 6 on the line, in fact, is to ensure that you get 4, but also to get 10,16 ... Until 94.

Analysis: If you want to make sure to take the last one, then you have to guarantee to get the 94th, and so on, to take the 94th, we must ensure that the 88th, 82, 76, 70 ... Finally, just make sure you get the fourth one.

Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.

100 Apples (Puzzle four)