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README.md | ||
solution.py |
You are given an integer n representing the number of steps to reach the top of a staircase. You can climb with either 1 or 2 steps at a time.
Return the number of distinct ways to climb to the top of the staircase.
Example 1:
Input: n = 2
Output: 2 Explanation:
1 + 1 = 2 2 = 2 Example 2:
Input: n = 3
Output: 3 Explanation:
1 + 1 + 1 = 3 1 + 2 = 3 2 + 1 = 3 Constraints:
1 <= n <= 30