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import sys
import struct
def read():
(pkt_size,) = struct.unpack('>H', sys.stdin.read(2))
pkt = sys.stdin.read(pkt_size)
cmd = pkt.split(':')[0]
if cmd == 'auth':
u, s, p = pkt.split(':', 3)[1:]
if u == "wrong":
write(False)
else:
write(True)
elif cmd == 'isuser':
u, s = pkt.split(':', 2)[1:]
if u == "wrong":
write(False)
else:
write(True)
elif cmd == 'setpass':
u, s, p = pkt.split(':', 3)[1:]
write(True)
elif cmd == 'tryregister':
u, s, p = pkt.split(':', 3)[1:]
write(True)
elif cmd == 'removeuser':
u, s = pkt.split(':', 2)[1:]
write(True)
elif cmd == 'removeuser3':
u, s, p = pkt.split(':', 3)[1:]
write(True)
else:
write(False)
read()
def write(result):
if result:
sys.stdout.write('\x00\x02\x00\x01')
else:
sys.stdout.write('\x00\x02\x00\x00')
sys.stdout.flush()
if __name__ == "__main__":
try:
read()
except struct.error:
pass
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