f = open('w3res.txt','a')
f.write("Olzhas appended the text!\n")
f.close()

7454449fcb6ff37e53cc81e72c5d8bd45eef8944
<mask token>

<mask token>
f.write('Olzhas appended the text!\n')
f.close()

f = open('w3res.txt', 'a')
f.write('Olzhas appended the text!\n')
f.close()

f = open('w3res.txt','a')
f.write("Olzhas appended the text!\n")
f.close()
