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954c45864b
* docs: add Japanese documents (`ja/docs`) * docs: add Japanese documents (`ja/codes`) * docs: add Japanese documents * Remove pythontutor blocks in ja/ * Add an empty at the end of each markdown file. * Add the missing figures (use the English version temporarily). * Add index.md for Japanese version. * Add index.html for Japanese version. * Add missing index.assets * Fix backtracking_algorithm.md for Japanese version. * Add avatar_eltociear.jpg. Fix image links on the Japanese landing page. * Add the Japanese banner. --------- Co-authored-by: krahets <krahets@163.com>
32 lines
804 B
Python
32 lines
804 B
Python
"""
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File: list_node.py
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Created Time: 2021-12-11
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Author: krahets (krahets@163.com)
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"""
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class ListNode:
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"""連結リストのノードクラス"""
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def __init__(self, val: int):
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self.val: int = val # ノードの値
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self.next: ListNode | None = None # 後続ノードへの参照
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def list_to_linked_list(arr: list[int]) -> ListNode | None:
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"""リストを連結リストにデシリアライズ"""
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dum = head = ListNode(0)
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for a in arr:
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node = ListNode(a)
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head.next = node
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head = head.next
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return dum.next
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def linked_list_to_list(head: ListNode | None) -> list[int]:
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"""連結リストをリストにシリアライズ"""
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arr: list[int] = []
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while head:
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arr.append(head.val)
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head = head.next
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return arr |