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-rw-r--r--binary_tree_cameras.cpp28
1 files changed, 0 insertions, 28 deletions
diff --git a/binary_tree_cameras.cpp b/binary_tree_cameras.cpp
deleted file mode 100644
index c73650b..0000000
--- a/binary_tree_cameras.cpp
+++ /dev/null
@@ -1,28 +0,0 @@
-#include "leetcode.h"
-
-class Solution {
-public:
- int ans;
- int minCameraCover(TreeNode *root) {
- if (helper(root) == 0)
- ans++;
- return ans;
- }
-
-private:
- int helper(TreeNode *root) {
- if (!root)
- return 1;
- int l = helper(root->left);
- int r = helper(root->right);
- if (l == 0 || r == 0) {
- ans++;
- return 2;
- } else if (l == 2 || r == 2)
- return 1;
- else
- return 0;
- }
-};
-
-int main() {}