split a string based on a delimiter in c 2b 2b

1void tokenize(string &str, char delim, vector<string> &out)
2{
3	size_t start;
4	size_t end = 0;
5
6	while ((start = str.find_first_not_of(delim, end)) != string::npos)
7	{
8		end = str.find(delim, start);
9		out.push_back(str.substr(start, end - start));
10	}
11}
12
13int main()
14{
15    string s="a;b;c";
16    char d=';';
17    vector<string> a;
18    tokenize(s,d,a);
19    for(auto it:a)  cout<<it<<" ";
20
21    return 0;
22}