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Update 算法模板.md
将深度优先遍历(递归)的第三项前序遍历改为后序遍历
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@ -82,13 +82,13 @@ void traversal(TreeNode* cur, vector<int>& vec) {
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traversal(cur->right, vec); // 右
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}
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```
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前序遍历(中左右)
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后序遍历(左右中)
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```
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void traversal(TreeNode* cur, vector<int>& vec) {
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if (cur == NULL) return;
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vec.push_back(cur->val); // 中 ,同时也是处理节点逻辑的地方
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traversal(cur->left, vec); // 左
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traversal(cur->right, vec); // 右
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vec.push_back(cur->val); // 中 ,同时也是处理节点逻辑的地方
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}
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```
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