text: # input file are generated by
  # cat LEP_ZYG_ATGCA_WITHcloset_SNP.bed | awk '{print $11}' | LC_ALL=C sort -n| uniq -c >  Counts_number.txt
  
  
  from sys import argv
  input_fp = argv[1]
  if len(argv) == 3:
      upto = int(argv[2])
  else:
      upto = 200
  
  
  
  sum_of_count = 0
  number = 0
  with open(input_fp) as f:
      while int(number) <upto:
          count, number = f.readline().strip().split()
          sum_of_count += int(count)
          print number+'\t'+str(sum_of_count)
  
  
  