Move leetcode solutions to subdir.

1 files changed, 0 insertions, 58 deletions

diff --git a/cpp/501.cpp b/cpp/501.cpp
deleted file mode 100644
index 197ed10..0000000
--- a/cpp/501.cpp
+++ /dev/null
@@ -1,58 +0,0 @@
-#include <cstddef>
-#include <vector>
-
-using std::vector;
-
-struct TreeNode
-{
-    int val;
-    TreeNode *left;
-    TreeNode *right;
-    TreeNode(int x) : val(x), left(NULL), right(NULL) {}
-};
-
-class Solution
-{
-public:
-    void dfs(TreeNode *node, int &last, int &count, int &max_count, vector<int> &result)
-    {
-        if (node == nullptr)
-            return;
-
-        dfs(node->left, last, count, max_count, result);
-
-        auto current = node->val;
-        if (current == last)
-        {
-            count += 1;
-        }
-        else
-        {
-            count = 1;
-        }
-
-        if (count == max_count)
-        {
-            result.push_back(current);
-        }
-        else if (count > max_count)
-        {
-            max_count = count;
-            result.clear();
-            result.push_back(current);
-        }
-
-        last = current;
-        dfs(node->right, last, count, max_count, result);
-    }
-
-    vector<int> findMode(TreeNode *root)
-    {
-        if (root == nullptr)
-            return {};
-        int last = 0, count = 0, max_count = 0;
-        vector<int> result;
-        dfs(root, last, count, max_count, result);
-        return result;
-    }
-};