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[Leetcode] Word Break

时间:2014-06-16 07:32:47      阅读:186      评论:0      收藏:0      [点我收藏+]

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Question:

Given a string s and a dictionary of words dict, determine if s can be segmented into a space-separated sequence of one or more dictionary words.

For example, given
s = "leetcode",
dict = ["leet", "code"].

Return true because "leetcode" can be segmented as "leet code".

-----------------------------------------

Solution:dp

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 1 public class Solution {
 2     public boolean wordBreak(String s, Set<String> dict) {
 3         boolean[] state=new boolean[s.length()+1];
 4         state[0]=true;
 5         for(int i=1;i<=s.length();i++){
 6             for(int j=i-1;j>=0;j--){
 7                 if(state[j]&&dict.contains(s.substring(j, i))){
 8                     state[i]=true;
 9                     break;
10                 }
11             }
12         }
13         return state[s.length()];
14     }
15 }
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[Leetcode] Word Break,布布扣,bubuko.com

[Leetcode] Word Break

标签:style   class   blog   code   java   http   

原文地址:http://www.cnblogs.com/Phoebe815/p/3783878.html

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