crypto compfest11

import base64
from string import maketrans
#std = yang mau di ENCODE
std = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
asli = base64.b64encode(std)
#trs = hasil dari ENCODE std
trs = '7+uO6mV56sduBfMXT+PK+RRB+e6VVYA/1V4d/IxfF1Fpv5YHvylMZIjawquhAgVyAtdPnELlXEXsxT/tbOfc0a=='
asli = asli.join("BCIKfgiosuvy4678+/")
#trs = trs.join("k3JC#9#2NQSWzG*r**")
trs = trs.join("k3JCi982NQSWzGorUD")
#DUo
hapus = '-'*len(trs)
enc = maketrans(trs,asli)
#flag = hasil dari ENCODEFLAG
flag = 'XOmWXe62FBkIZ5RpJ5Yhb8kOTse76fVTVOmlnyYhqt62vqxiFqFYZYjEwpYaA5jpwIRavgYiZ5jNiT7exEwzb1R8/y6YFIA2v14cZ5eQZtklwpxsAqFtngYG7+uO6mV56sduBfMXT+PK+RRB+e6VVYA/1V2dJ8XfuB/pC3fHCWaM08rGbhajKEjL1elAqYj9ntljiELlXEXsxT/tbOYd/IxfF1Fpv5YHvylMZIjawquhAgVyAtdPnfR37s6R6fAJB+40TmebTek6+Yx+VVFq1RYvJBJEu3+IuW94C8NN0BzSbENrKTzD7RMwqVPi/gMriqzaXTJhxO+yxh9P/1uEF5VIFyd4vIMNZ1PSwgRWwt6eApAznq4k7fxm6+FgBmYCBslxTfj7+VuTVRV1VedF18m8JW7Yu8w2CB2c03sQ0h2UKOsoKskZqRenqykUigeoXOmWXh7exEwzb1R8/y6YFIA2v14cZ5eQZtklwpxsAqFtngYG7+uO6mV56sduBfMXT+PK+RRB+e6VVYA/1V2dJ8XfuB/pC3fHCWaM08rGbhajKEjL1elAqYj9ntlji92='
hasil = flag.translate(enc)
print(hasil)
miss = maketrans(trs,hapus)
miss2 = maketrans(asli,hapus)
print(std.translate(miss))
print(std.translate(miss2))
print(base64.b64decode(hasil))
#print(trs)