标签：c style class blog code java
You are climbing a stair case. It takes n steps to reach to the top.
Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top?
Climbing Stairs,布布扣,bubuko.com
标签：c style class blog code java
原文地址：http://www.cnblogs.com/erictanghu/p/3759474.html
