A man is in front of stairs. There are n stairs. He can take either on – InterviewSolution

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1.	A man is in front of stairs. There are n stairs. He can take either one step or two step at a moment. Number of ways in which he can climb he stairs.
Answer» A man is in front of stairs. There are n stairs. He can take either one step or two step at a moment. Number of ways in which he can climb he stairs.

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