Solve : Same Tree

Author: printjin-gmailcom

same-tree/printjin-gmailcom.py

@@ -0,0 +1,9 @@
+class Solution:
+    def isSameTree(self, p: Optional[TreeNode], q: Optional[TreeNode]) -> bool:
+        if not p and not q:
+            return True
+        if not p or not q:
+            return False
+        if p.val != q.val:
+            return False
+        return self.isSameTree(p.left, q.left) and self.isSameTree(p.right, q.right)