Update 678-Valid-Parenthesis-String.py

neetcode-gh · web-flow · commit 3a8c14a65b7e · 2022-01-08T21:59:45.000-08:00
diff --git a/678-Valid-Parenthesis-String.py b/678-Valid-Parenthesis-String.py
@@ -1,4 +1,4 @@
-# Dynamic Programming: O(n^3)
+# Dynamic Programming: O(n^2)
 class Solution:
     def checkValidString(self, s: str) -> bool:
         dp = { (len(s), 0) : True } # key=(i, leftCount) -> isValid

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-# Dynamic Programming: O(n^3)`
	`1`	`+# Dynamic Programming: O(n^2)`
`2`	`2`	`class Solution:`
`3`	`3`	`def checkValidString(self, s: str) -> bool:`
`4`	`4`	`dp = { (len(s), 0) : True } # key=(i, leftCount) -> isValid`