JAVA_Binary Tree Paths_LeetCode 257 풀이 class Solution { public List binaryTreePaths(TreeNode root) { List answer = new ArrayList(); if (root != null) searchBT(root, "", answer); return answer; } private void searchBT(TreeNode root, String path, List answer) { if (root.left == null && root.right == null) answer.add(path + root.val); if (root.left !
= null) searchBT(root.left, path + root.val + "->", answer); if (root.right != null) searchBT(root.right, path + root.v...
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BinaryTreePaths_LeetCode257
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JAVA
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JAVA_BinaryTreePaths
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JAVA_BinaryTreePaths_LeetCode257
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JAVA_LeetCode257
