70. Climbing Stairs(leetcode)
摘要：
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 cl 阅读全文
posted @ 2019-03-10 20:58 shaer 阅读(136) 评论(0) 推荐(0) 编辑
