Move leetcode solutions to subdir.

1 files changed, 0 insertions, 29 deletions

diff --git a/cpp/98.cpp b/cpp/98.cpp
deleted file mode 100644
index 73cefa0..0000000
--- a/cpp/98.cpp
+++ /dev/null
@@ -1,29 +0,0 @@
-#include <cstddef>
-
-struct TreeNode
-{
-    int val;
-    TreeNode *left;
-    TreeNode *right;
-    TreeNode(int x) : val(x), left(NULL), right(NULL) {}
-};
-
-#include <limits>
-
-class Solution
-{
-public:
-    bool dfs(TreeNode *node, long long min, long long max)
-    {
-        if (node == nullptr)
-            return true;
-        if (node->val <= min || node->val >= max)
-            return false;
-        return dfs(node->left, min, node->val) && dfs(node->right, node->val, max);
-    }
-
-    bool isValidBST(TreeNode *root)
-    {
-        return dfs(root, std::numeric_limits<long long>::min(), std::numeric_limits<long long>::max());
-    }
-};