#!/usr/bin/python3
import sys

def FdoC(temp):
    t = (5/9)*  temp-32
    return t

def CdoF(temp):
    t = 32+(9/5)*temp
    return t

def strip_d(s):
    return float(s[:-1])

def logic(s):
    if s[-1] == 'C':
        return CdoF(strip_d(s)), 'F'
    elif s[-1] == 'F':
        return FdoC(strip_d(s)), 'C'
    else:
        return None

if __name__ == '__main__':
    pars = sys.argv[1:]
    for par in pars:
        r = logic(par)
        if r:
            print(par, '=', str(r[0])+r[1])

        else:
            print(par, '? nie wiem o co chodzi..')