f = open("filetext.txt", "r")
print(f.read(5))

f = open("filetext.txt", "r")
print(f.readline())

f = open("filetext.txt", "r")
print(f.readline())
print(f.readline())

f = open("filetext.txt", "r")
for x in f:
  print(x)

  f = open("filetext.txt", "r")
  print(f.readline())
  f.close()

  f = open("filetext.txt", "a")
  f.write("Now the file has more content!")
  f.close()

  # open and read the file after the appending:
  f = open("filetext.txt", "r")
  print(f.read())
4f67b4722ab19c0074e27169b133e193b8a29229
<mask token>

<mask token>
print(f.read(5))
<mask token>
print(f.readline())
<mask token>
print(f.readline())
print(f.readline())
<mask token>
for x in f:
    print(x)
    f = open('filetext.txt', 'r')
    print(f.readline())
    f.close()
    f = open('filetext.txt', 'a')
    f.write('Now the file has more content!')
    f.close()
    f = open('filetext.txt', 'r')
    print(f.read())

f = open('filetext.txt', 'r')
print(f.read(5))
f = open('filetext.txt', 'r')
print(f.readline())
f = open('filetext.txt', 'r')
print(f.readline())
print(f.readline())
f = open('filetext.txt', 'r')
for x in f:
    print(x)
    f = open('filetext.txt', 'r')
    print(f.readline())
    f.close()
    f = open('filetext.txt', 'a')
    f.write('Now the file has more content!')
    f.close()
    f = open('filetext.txt', 'r')
    print(f.read())

f = open("filetext.txt", "r")
print(f.read(5))

f = open("filetext.txt", "r")
print(f.readline())

f = open("filetext.txt", "r")
print(f.readline())
print(f.readline())

f = open("filetext.txt", "r")
for x in f:
  print(x)

  f = open("filetext.txt", "r")
  print(f.readline())
  f.close()

  f = open("filetext.txt", "a")
  f.write("Now the file has more content!")
  f.close()

  # open and read the file after the appending:
  f = open("filetext.txt", "r")
  print(f.read())