Leetcode-5083 Occurrences After Bigram(Bigram 分词)

 1 #define _for(i,a,b) for(int i = (a);i < b;i ++)
 2 
 3 class Solution
 4 {
 5     public:
 6         vector<string> findOcurrences(string text, string first, string second)
 7         {
 8             vector<string> rnt;
 9             vector<string> li;
10             string tmp;
11             int i = 0;
12             while(i < text.size())
13             {
14                 while(text[i] != ‘ ‘ && i < text.size())
15                 {
16                     tmp += text[i];
17                     i ++;
18                 }
19                 i ++;
20                 li.push_back(tmp);
21                 tmp.clear();
22             }
23             _for(j,0,li.size())
24             {
25                 if(li[j]==first && j+1 < li.size() && li[j+1]==second)
26                 {
27                     if(j+2<li.size())
28                         rnt.push_back(li[j+2]);
29                 }
30             }
31             return rnt;
32         }
33 };