Commit de6efba

committed

Word Break

1 parent 5015e88 commit de6efbaCopy full SHA for de6efba

File tree

+15

-0

lines changed

+15

-0

lines changed

Lines changed: 15 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -27,6 +27,21 @@`
`27`	`27`	`s and wordDict[i] consist of only lowercase English letters.`
`28`	`28`	`All the strings of wordDict are unique.`
`29`	`29`	`"""`
	`30`	`+# Time Complexity: O(N^2)`
	`31`	`+class Solution:`
	`32`	`+ def wordBreak(self, s: str, wordDict: List[str]) -> bool:`
	`33`	`+ wordDict = set(wordDict)`
	`34`	`+`
	`35`	`+ w = [False] * (len(s) + 1)`
	`36`	`+ w[0] = True`
	`37`	`+`
	`38`	`+ for i in range(1, len(s)+1):`
	`39`	`+ for j in range(i):`
	`40`	`+ if w[j] and s[j:i] in wordDict:`
	`41`	`+ w[i] = True`
	`42`	`+ break`
	`43`	`+ return w[-1]`
	`44`	`+`
`30`	`45`	`# TLE - O (2^N)`
`31`	`46`	`class Solution:`
`32`	`47`	`def wordBreak(self, s: str, wordDict: List[str]) -> bool:`

Comments

(0)