Oct 13, 2022 · Oct 7, 2022 · Oct 13, 2022
diff --git a/problems/0139.单词拆分.md b/problems/0139.单词拆分.md
Original file line number	Diff line number	Diff line change
Expand Up		@@ -344,6 +344,21 @@ func wordBreak(s string,wordDict []string) bool {
		}
		return dp[len(s)]
		}
	// 转化为求装满背包s的前几位字符的方式有几种
	func wordBreak(s string, wordDict []string) bool {
	// 装满背包s的前几位字符的方式有几种
	dp := make([]int, len(s)+1)
	dp[0] = 1
	for i := 0; i <= len(s); i++ { // 背包
	for j := 0; j < len(wordDict); j++ { // 物品
	if i >= len(wordDict[j]) && wordDict[j] == s[i-len(wordDict[j]):i] {
	dp[i] += dp[i-len(wordDict[j])]
	}
	}
	}

	return dp[len(s)] > 0
	}
		```

		Javascript:
Expand Down