mirror of
https://github.com/krahets/hello-algo.git
synced 2026-11-01 18:55:23 +08:00
Yudong Jin
2f561d3d51
* feat(ko): add the complete Korean online edition * Use UTF-8 for Python CI output on Windows * Remove print-book promotion from the Korean site * fix(ko): preserve emphasis before Korean particles
29 lines
608 B
Python
29 lines
608 B
Python
"""
|
|
File: climbing_stairs_dfs.py
|
|
Created Time: 2023-06-30
|
|
Author: krahets ([email protected])
|
|
"""
|
|
|
|
|
|
def dfs(i: int) -> int:
|
|
"""탐색"""
|
|
# dp[1]과 dp[2]는 이미 알고 있으므로 해당 값을 반환한다
|
|
if i == 1 or i == 2:
|
|
return i
|
|
# dp[i] = dp[i-1] + dp[i-2]
|
|
count = dfs(i - 1) + dfs(i - 2)
|
|
return count
|
|
|
|
|
|
def climbing_stairs_dfs(n: int) -> int:
|
|
"""계단 오르기: 탐색"""
|
|
return dfs(n)
|
|
|
|
|
|
"""실행 코드"""
|
|
if __name__ == "__main__":
|
|
n = 9
|
|
|
|
res = climbing_stairs_dfs(n)
|
|
print(f"{n}개의 계단을 오르는 방법은 총 {res}가지이다")
|