#include <sstream>
    #include <string>
    #include <vector>
    #include <iostream>
 
    std::string foo()
    {
       std::vector<std::string> data;    
       data.push_back("One");
       data.push_back("1");
       std::ostringstream strm;
       std::string s;
       for (size_t i = 0; i < data.size(); ++i)
       {
          strm << "The " << data[i] << " is number " << i + 1;
          s = strm.str();
          std::cout << s << "\n";
          strm.str(""); 
       }
       return s;
    }
 
    int main()
    {
    	foo();
    }
 

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