text: 
  #include <iostream>
  #include "bitmap_image.hpp"
  using namespace std;
  
  int main()
  {
      cout<<"hello";
      /*
      std::string file_name("shape0.png");
      bitmap_image image(file_name);
      unsigned int w = image.width();
      unsigned int h = image.height();
      for(int i=0; i<h;i++)
      {
          for(int j=0;j<w;j++)
          {
              unsigned char r,g,b;
              image.get_pixel(i,j,r,g,b);
              std::cout<<r<<' '<<g<<' '<<b<<' ';
          }
          std::cout<<std::endl;
      }
      */
     return 0;
  }