Update decode-string.cpp

kamyu104 · web-flow · commit 8464883f8069 · 2019-01-28T00:15:53.000+08:00
diff --git a/C++/decode-string.cpp b/C++/decode-string.cpp
@@ -1,5 +1,5 @@
 // Time:  O(n)
-// Space: O(h), h is the depth of the recursion
+// Space: O(n)
 
 class Solution {
 public:
