text: #ifndef IO
  #define IO
  
  #include<stdio.h>
  #include<vector>
  #include<map>
  #include<stdlib.h>
  #include<ctype.h>
  #include<structs.h>
  
  
  long long int printChain(Fragment *current);
  long long int readInput(char * fileName);
  void printAllFragments( long long int numFragments);
  void createPointLists(long long int numFragments);
  void printPointLists(long long int numFragments);
  void printFragment ( Fragment * curfrag );
  void findAllNames(long long int numFragments);
  void storeIterators(long long int numFragments);
  void decideContigBase();
  
  #endif
  