100

Author: TedTran2019

ruby/100-Same-Tree.rb

@@ -0,0 +1,11 @@
+def is_same_tree(p, q)
+  if p.nil? && q.nil?
+    true
+  elsif p && q
+    (p.val == q.val) &&
+      is_same_tree(p.left, q.left) &&
+      is_same_tree(p.right, q.right)
+  else
+    false
+  end
+end