loadAnimation - OpenGL, SDL, C++

//http://www.youtube.com/user/thecplusplusguy
//paste this to the end of your functions.cpp file (the earlier version is uploaded here)
//I will not upload the functions.h, just copy the prototype to there.
void loadAnimation(std::vector<unsigned int>& frames,std::string filename,unsigned int num,objloader& obj)
{
    char tmp[200];
    for(int i=1;i<=num;i++)
    {
        if(i<10)
            sprintf(tmp,"_00000%d",i);
        else if(i<100)
            sprintf(tmp,"_0000%d",i);
        else if(i<1000)
            sprintf(tmp,"_000%d",i);
        else if(i<10000)
            sprintf(tmp,"_00%d",i);
        else if(i<100000)
            sprintf(tmp,"_0%d",i);
        else if(i<1000000)
            sprintf(tmp,"_%d",i);
        std::string tmp2(filename+tmp);
        tmp2+=".obj";
        std::cout << tmp2 << std::endl;
        unsigned int id=obj.load(tmp2);
        frames.push_back(id);
    }
}