text: #include "estimator.h"
  #include <stdio.h>
  
  int main(int argc, char** argv) {
      void* estimator = create_estimator(argv[1]);
      candidates_t* candidates = estimate(estimator, argv[2]);
  
      for(unsigned int i = 0; i < candidates->candidates[0]->size; i++) {
          printf("x: %4lu  y: %4lu  confidence: %.4f \n",
                  candidates->candidates[0]->parts[i]->x,
                  candidates->candidates[0]->parts[i]->y,
                  candidates->candidates[0]->confidence[i]);
      }
      printf("\n");
  
      destroy_estimator(estimator);
      free_candidates(candidates);
  }
  