Bitcoin simulator! (Not a real Bitcoin Miner!)

# Modules
import random as r
import time as t
import sys as s

# Banner/logo?
print ("""\
BBBBBBBBBBBBBBBBB     iiii          tttt                                                 iiii                        MMMMMMMM               MMMMMMMM  iiii
B::::::::::::::::B   i::::i      ttt:::t                                                i::::i                       M:::::::M             M:::::::M i::::i
B::::::BBBBBB:::::B   iiii       t:::::t                                                 iiii                        M::::::::M           M::::::::M  iiii
BB:::::B     B:::::B             t:::::t                                                                             M:::::::::M         M:::::::::M
  B::::B     B:::::Biiiiiiittttttt:::::ttttttt        cccccccccccccccc   ooooooooooo   iiiiiiinnnn  nnnnnnnn         M::::::::::M       M::::::::::Miiiiiiinnnn  nnnnnnnn        eeeeeeeeeeee    rrrrr   rrrrrrrrr
  B::::B     B:::::Bi:::::it:::::::::::::::::t      cc:::::::::::::::c oo:::::::::::oo i:::::in:::nn::::::::nn       M:::::::::::M     M:::::::::::Mi:::::in:::nn::::::::nn    ee::::::::::::ee  r::::rrr:::::::::r
  B::::BBBBBB:::::B  i::::it:::::::::::::::::t     c:::::::::::::::::co:::::::::::::::o i::::in::::::::::::::nn      M:::::::M::::M   M::::M:::::::M i::::in::::::::::::::nn  e::::::eeeee:::::eer:::::::::::::::::r
  B:::::::::::::BB   i::::itttttt:::::::tttttt    c:::::::cccccc:::::co:::::ooooo:::::o i::::inn:::::::::::::::n     M::::::M M::::M M::::M M::::::M i::::inn:::::::::::::::ne::::::e     e:::::err::::::rrrrr::::::r
  B::::BBBBBB:::::B  i::::i      t:::::t          c::::::c     ccccccco::::o     o::::o i::::i  n:::::nnnn:::::n     M::::::M  M::::M::::M  M::::::M i::::i  n:::::nnnn:::::ne:::::::eeeee::::::e r:::::r     r:::::r
  B::::B     B:::::B i::::i      t:::::t          c:::::c             o::::o     o::::o i::::i  n::::n    n::::n     M::::::M   M:::::::M   M::::::M i::::i  n::::n    n::::ne:::::::::::::::::e  r:::::r     rrrrrrr
  B::::B     B:::::B i::::i      t:::::t          c:::::c             o::::o     o::::o i::::i  n::::n    n::::n     M::::::M    M:::::M    M::::::M i::::i  n::::n    n::::ne::::::eeeeeeeeeee   r:::::r
  B::::B     B:::::B i::::i      t:::::t    ttttttc::::::c     ccccccco::::o     o::::o i::::i  n::::n    n::::n     M::::::M     MMMMM     M::::::M i::::i  n::::n    n::::ne:::::::e            r:::::r
BB:::::BBBBBB::::::Bi::::::i     t::::::tttt:::::tc:::::::cccccc:::::co:::::ooooo:::::oi::::::i n::::n    n::::n     M::::::M               M::::::Mi::::::i n::::n    n::::ne::::::::e           r:::::r
B:::::::::::::::::B i::::::i     tt::::::::::::::t c:::::::::::::::::co:::::::::::::::oi::::::i n::::n    n::::n     M::::::M               M::::::Mi::::::i n::::n    n::::n e::::::::eeeeeeee   r:::::r
B::::::::::::::::B  i::::::i       tt:::::::::::tt  cc:::::::::::::::c oo:::::::::::oo i::::::i n::::n    n::::n     M::::::M               M::::::Mi::::::i n::::n    n::::n  ee:::::::::::::e   r:::::r
BBBBBBBBBBBBBBBBB   iiiiiiii         ttttttttttt      cccccccccccccccc   ooooooooooo   iiiiiiii nnnnnn    nnnnnn     MMMMMMMM               MMMMMMMMiiiiiiii nnnnnn    nnnnnn    eeeeeeeeeeeeee   rrrrrrr
""")


# Introduction(Delete after read)
print ('\nHello, welcome to the Bitcoin-Mining simulation by Dima. If this is your first time using this code then change the realusername and realpassword variables to your own login details. Enjoy the simulator!\n')
t.sleep(1)
print ('Loading...\n')
t.sleep(2)


# Checking username
username = input('Username: ')
realusername = ('Dima2007')# REALUSERNAME

if username == realusername:
  next
if username != realusername:
  print ('\nUsername cannot be found!')
  s.exit(0)

# Checking password
password = input('password: ')
realpassword = ('Password123')# REALPASSWORD

if password == realpassword:
  print ('\nAwaiting verification...\n')
  t.sleep(2)
  print ('Account found!\n')
  next
if password != realpassword:
  print ('\nIncorrect password!')
  s.exit(0)


#Bitcoin miner variables.
servers = int(input('\nhow many servers would you like to scan?\n'))
btcgoal = int(input('\nWhat is the amount of Bitcoin you would like to mine?\n'))
bitcoin = 0
number = (r.randint(1, servers))
scan = (r.randint(0, servers))


# Loop which scans 'servers' for the random number generated within the range (1, servers) until bitcoin is equal to the btcgoal (Amount of bitcoin you told the machine to mine).
while bitcoin < btcgoal:
  t.sleep(0.3)
  scan = (r.randint(0, servers))
  print (scan)

# When it finds bitcoin it will notify you with the message: BITCOIN OBTAINED!
  if scan == number:
    print ('\nBITCOIN OBTAINED!\n')
    bitcoin = bitcoin + 1
    t.sleep(0.2)

# When it finds the btcgoal (The amount of bitcoin you suggested it to mine) it will notify you with the message: ALL BITCOIN WERE SUCESSFULLY MINED: (btcgoal)
if bitcoin == btcgoal:
  print ('\nALL BITCOIN WERE SUCESSFULLY MINED:', btcgoal)