Update find-longest-special-substring-that-occurs-thrice-i.cpp

Author: kamyu104

C++/find-longest-special-substring-that-occurs-thrice-i.cpp

@@ -1,4 +1,4 @@
-// Time:  O(n * 3)
+// Time:  O(26 * 3 + n * 3)
 // Space: O(26 * 3)
 
 // string, hash table
@@ -25,8 +25,8 @@ class Solution {
     }
 };
 
-// Time:  O(n^2 + 26)
-// Space: O(n^2 + 26)
+// Time:  O(26 + n^2)
+// Space: O(26 + n^2)
 // string, brute force, freq table
 class Solution2 {
 public: