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Refactor some stuff

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This commit is contained in:
Arkaprabha Chakraborty
2022-08-11 08:15:07 +05:30
parent 892938d479
commit c1fcd757b4
2 changed files with 5 additions and 9 deletions
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10
Medium/binary-tree-level-order-traversal/solution.cpp
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@@ -6,14 +6,12 @@ struct TreeNode {
TreeNode *right;
TreeNode() : val(0), left(nullptr), right(nullptr) {}
TreeNode(int x) : val(x), left(nullptr), right(nullptr) {}
TreeNode(int x, TreeNode *left, TreeNode *right)
: val(x), left(left), right(right) {}
TreeNode(int x, TreeNode *left, TreeNode *right) : val(x), left(left), right(right) {}
};
class Solution {
private:
void levelOrder(std::vector<std::vector<int>> &levels, TreeNode *root,
int index) {
private:
void levelOrder(std::vector<std::vector<int>> &levels, TreeNode *root, int index) {
if (root == nullptr) {
return;
} else if (levels.size() == index) {
@@ -25,7 +23,7 @@ class Solution {
levelOrder(levels, root->right, index + 1);
}
public:
public:
std::vector<std::vector<int>> levelOrder(TreeNode *root) {
std::vector<std::vector<int>> levels;
levelOrder(levels, root, 0);