reversestring.cpp

#include <iostream>
#include <cstring>
#include <vector>
#include <string>

int main ()
{
  std::vector<std::string> tokens;
  std::vector<std::string>::iterator it;
  std::string str ("homework! my do Please");

  char * cstr = new char [str.length()+1];
  std::strcpy (cstr, str.c_str());

  char * p = std::strtok(cstr," ");
  while (p!=0)
  {
    tokens.push_back(p);
    p = std::strtok(NULL," ");
  }

  for (it=tokens.end()-1; it>=tokens.begin(); it--)
    std::cout << ' ' << *it;
  std::cout << '\n';

  delete[] cstr;
  return 0;
}