112. Path Sum#24
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nodchip
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Apr 16, 2026
| */ | ||
| class Solution { | ||
| public: | ||
| int flag = false; |
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こちらのコメントをご参照ください。
5ky7/arai60#22 (comment)
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ご指摘ありがとうございます！こちらに関しては全く意識していなかったので勉強になりました。
| return; | ||
| } | ||
| if (root->left == nullptr && root->right == nullptr) { | ||
| flag = flag || (sum == targetSum); |
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flag |= (sum == targetSum);のほうがシンプルだと思いました。
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ありがとうございます。そうですね、そちらの方がシンプルそうです。
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この問題：https://leetcode.com/problems/path-sum/description/
次に解く問題：https://leetcode.com/problems/binary-tree-level-order-traversal/description/