solve : word break

Author: SamTheKorean

word-break/samthekorean.py

@@ -0,0 +1,12 @@
+# TC : O(s^2*w)
+# SC : O(s)
+class Solution:
+    def wordBreak(self, s: str, wordDict: List[str]) -> bool:
+        dp = [True] + [False] * len(s)
+        for n in range(1, len(s) + 1):
+            for word in wordDict:
+                if s[n - len(word) : n] == word:
+                    dp[n] = dp[n - len(word)]
+                if dp[n]:
+                    break
+        return dp[-1]