Update binary-search-tree-iterator.cpp

kamyu104 · web-flow · commit d3d836e93a59 · 2020-09-18T22:59:16.000+08:00
diff --git a/C++/binary-search-tree-iterator.cpp b/C++/binary-search-tree-iterator.cpp
@@ -21,9 +21,9 @@ class BSTIterator {
     }
     
     int next() {
-        TreeNode *curr = stk_.back(); stk_.pop_back();
-        traverseLeft(curr->right);
-        return curr->val;
+        TreeNode *node = stk_.back(); stk_.pop_back();
+        traverseLeft(node->right);
+        return node->val;
     }
 
 private:

Original file line number	Diff line number	Diff line change
`@@ -21,9 +21,9 @@ class BSTIterator {`
`21`	`21`	`}`
`22`	`22`
`23`	`23`	`int next() {`
`24`		`- TreeNode *curr = stk_.back(); stk_.pop_back();`
`25`		`- traverseLeft(curr->right);`
`26`		`- return curr->val;`
	`24`	`+ TreeNode *node = stk_.back(); stk_.pop_back();`
	`25`	`+ traverseLeft(node->right);`
	`26`	`+ return node->val;`
`27`	`27`	`}`
`28`	`28`
`29`	`29`	`private:`