5/21-5/27 CareerCup 6.5

There is a building of 100 floors. If an egg drops from the Nth floor or above it will break. If it’s dropped from any floor below, it will not break. You’re given 2 eggs. Find N, while minimizing the number of drops for the worst case.

https://docs.google.com/open?id=0B4FbLD4DZ4zFbU5SRDhvenhvWHc

看了2楼的才知道题目到底要我们求什么, 感觉题目读不懂>.< 怎么办?

is there anyone could explain it to me? thanks!