#!/usr/bin/env python

import sys

#function that will count the nucleotides
def count_nucleotide_types(seq):
    result = []
    totalA = seq.count('A')
    totalC = seq.count('C')
    totalG = seq.count('G')
    totalT = seq.count('T')

    result.append(totalA)
    result.append(totalC)
    result.append(totalG)
    result.append(totalT)

    return result

#open the sequence file determined in the command line
sequencefile = open(sys.argv[1], 'r').readlines()
#join the list elements
sequence = ''.join(sequencefile)
#replace the carriage returns
sequence = sequence.replace('\n', '')
#call the function and count the nucleotides
values = count_nucleotide_types(sequence)
print values