#(2^((2^(w-1))-1))*(2-(2^-t))
#2^16倍精度
#(2^((2^(71-1))-1))*(2-(2^-2097080))
from decimal import *
getcontext().prec = 100
getcontext().Emax = 10**10**5
a=(Decimal(2) ** ((Decimal(2) ** (Decimal(71) - Decimal(1))) - Decimal(1))) * (Decimal(2) - (Decimal(2) ** Decimal(-2097080)))
print(a)
IygyXigoMl4ody0xKSktMSkpKigyLSgyXi10KSkKIzJeMTblgI3nsr7luqYKIygyXigoMl4oNzEtMSkpLTEpKSooMi0oMl4tMjA5NzA4MCkpCmZyb20gZGVjaW1hbCBpbXBvcnQgKgpnZXRjb250ZXh0KCkucHJlYyA9IDEwMApnZXRjb250ZXh0KCkuRW1heCA9IDEwKioxMCoqNQphPShEZWNpbWFsKDIpICoqICgoRGVjaW1hbCgyKSAqKiAoRGVjaW1hbCg3MSkgLSBEZWNpbWFsKDEpKSkgLSBEZWNpbWFsKDEpKSkgKiAoRGVjaW1hbCgyKSAtIChEZWNpbWFsKDIpICoqIERlY2ltYWwoLTIwOTcwODApKSkKcHJpbnQoYSk=