82. Remove Duplicates from Sorted List II#4
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rimokem wants to merge 1 commit into
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oda
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Mar 27, 2026
| - 重複があれば、一つになるまで削除したのちに、`node.next`を１個先に付け替える。 | ||
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| - 先頭に重複があると、上記だけでは不十分。 | ||
| - いろいろ考えたが、`head`の先頭に仮のノードを置けば、統一的に処理できる。 |
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この問題で追加で考えてほしいのは、ループを回すということは、仕事の引き継ぎのようなものとすると、引き継ぐときに何を約束しているかです。
たとえば、下のコードは node.next が次に処理したいやつであることを約束して引き継いでいますね。
そういうことは読み取らないとコードが読めないです。
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今回の問題
https://leetcode.com/problems/remove-duplicates-from-sorted-list-ii/
次回の問題
https://leetcode.com/problems/add-two-numbers/