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14 lines
274 B
C
14 lines
274 B
C
struct TreeNode *invertTree(struct TreeNode *root)
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{
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struct TreeNode *tmp;
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if (root == NULL)
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return NULL;
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tmp = root->left;
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root->left = root->right;
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root->right = tmp;
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invertTree(root->left);
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invertTree(root->right);
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return root;
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}
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