import re
import sys


# 1Z8E26R80357836104
upsmatcher = re.compile(r"\b(1Z[A-Z0-9]{16})\b")
# 000000000000
fxmatcher = re.compile(r"\b(\d{12})\b")

tracknums = {}

for line in sys.stdin:

    result = upsmatcher.search(line)
    if result:
        for r in result.groups():
            tracknums[r] = 1

    result = fxmatcher.search(line)
    if result:
        for r in result.groups():
            tracknums[r] = 1

    print line
    

with open('/home/michael/tracknums.txt', 'a+') as f:
    for k in tracknums:
        f.write(k + "\n")