#include <vector>
#include <string>
#include <iostream>
#include <iomanip>
#include <cstring>
 
using namespace std;
 
int main(int argc, const char * argv[])
{
    {
        vector<string> v;
        string s = "xxxxxxxxxxxxxxxxxx|yyyyyyyyyyyyyyyyyy|zzzzzzzzzzzzzzzzzz";
        for(char * c = strtok((char*)s.data(),"|"); c; c = strtok(nullptr,"|"))
            v.push_back(c);
 
        for(auto t: v) cout << t << endl;
    }
    {
        vector<string> v;
        string s = "xxxxxxxxxxxxxxxxxx|yyyyyyyyyyyyyyyyyy|zzzzzzzzzzzzzzzzzz";
 
        size_t b = 0; // Очередная подстрока
        for(size_t e = s.find('|',b); e != s.npos; e = s.find('|',++b))
        {
            v.push_back(s.substr(b,e-b));
            b = e;
        }
        v.push_back(s.substr(b));
 
        for(auto t: v) cout << t << endl;
    }
}
 

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