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| author | crupest <crupest@outlook.com> | 2020-08-15 14:16:48 +0800 |
|---|---|---|
| committer | crupest <crupest@outlook.com> | 2020-08-15 14:16:48 +0800 |
| commit | c22124ad07fb1bd49a5317da4431915f80a3611e (patch) | |
| tree | b7a30799b7c29571d6f293b31eb3f0ac7c356c4c /works/solutions/cpp | |
| parent | 4bcfcaf0304c632cd2fe4de68e8cf09602a4ec9b (diff) | |
| download | crupest-c22124ad07fb1bd49a5317da4431915f80a3611e.tar.gz crupest-c22124ad07fb1bd49a5317da4431915f80a3611e.tar.bz2 crupest-c22124ad07fb1bd49a5317da4431915f80a3611e.zip | |
import(solutions): Add problem 965 .
Diffstat (limited to 'works/solutions/cpp')
| -rw-r--r-- | works/solutions/cpp/965.cpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/works/solutions/cpp/965.cpp b/works/solutions/cpp/965.cpp new file mode 100644 index 0000000..fd2bff6 --- /dev/null +++ b/works/solutions/cpp/965.cpp @@ -0,0 +1,29 @@ +#include <cstddef>
+
+struct TreeNode
+{
+ int val;
+ TreeNode *left;
+ TreeNode *right;
+ TreeNode(int x) : val(x), left(NULL), right(NULL) {}
+};
+
+class Solution
+{
+public:
+ static bool traverse(TreeNode *root, int val)
+ {
+ if (root == NULL)
+ return true;
+ if (root->val != val)
+ return false;
+ return traverse(root->left, root->val) && traverse(root->right, root->val);
+ }
+
+ bool isUnivalTree(TreeNode *root)
+ {
+ if (root == NULL)
+ return true;
+ return traverse(root, root->val);
+ }
+};
\ No newline at end of file |