table = "abcdefghiABCDEFGHIJKLMNjklmn0123456789opqrstuvwxyzOPQRSTUVWXYZ"
s = "KanXueCTF2019JustForhappy"
ff = []
for i in s:
ff.append(table.index(i))
flag = ""
for i in ff:
if 0 <= i <= 9:
flag += chr(i + 48)
elif 9 < i <= 35:
flag += chr(i + 87)
elif i > 36:
flag += chr(i + 29)
print flag
