text: #ifndef BLOGSRC_FASTMERGE_FASTMERGE_H_
  #define BLOGSRC_FASTMERGE_FASTMERGE_H_
  
  #include <cstdint>
  #include <cstddef>
  
  void fastMerge(const uint64_t* src1, size_t src1_size, const uint64_t* src2, size_t src2_size, uint64_t* dst, size_t dst_size);
  
  
  
  #endif /* BLOGSRC_FASTMERGE_FASTMERGE_H_ */
  