Letter Case Permutation

Shikha-code36 · Shikha-code36 · commit 2d72f95e6900 · 2022-06-28T18:47:32.000+05:30
diff --git a/Backtracking/784-letter-case-permutation.py b/Backtracking/784-letter-case-permutation.py
@@ -23,5 +23,5 @@ def dfs(i, res=''):
         return ans
 
 print(letterCasePermutation("a1b2"))#['a1b2', 'a1B2', 'A1b2', 'A1B2']
-# T: O(M * 2^L)
-# S: O(L)
+# T: O(2^n)
+# S: O(n)
