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[pre-commit.ci] auto fixes from pre-commit.com hooks

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pre-commit-ci[bot] 2024-10-30 06:04:00 +00:00
parent 841ca3d660
commit 606f962196
1 changed files with 4 additions and 0 deletions
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4
data_structures/arrays/new_combination.py
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@ -1,5 +1,6 @@
from itertools import combinations
def permute_recursive(nums: list[int]) -> list[list[int]]:
"""
Return all permutations.
@ -19,6 +20,7 @@ def permute_recursive(nums: list[int]) -> list[list[int]]:
nums.append(n)
return result
def permute_backtrack(nums: list[int]) -> list[list[int]]:
"""
Return all permutations of the given list.
@ -26,6 +28,7 @@ def permute_backtrack(nums: list[int]) -> list[list[int]]:
>>> permute_backtrack([1, 2, 3])
[[1, 2, 3], [1, 3, 2], [2, 1, 3], [2, 3, 1], [3, 2, 1], [3, 1, 2]]
"""
def backtrack(start: int) -> None:
if start == len(nums) - 1:
output.append(nums[:])
@ -39,6 +42,7 @@ def permute_backtrack(nums: list[int]) -> list[list[int]]:
backtrack(0)
return output
def get_combinations(nums: list[int], r: int) -> list[list[int]]:
"""
Return all combinations of the given list of length r.