def snafutodec(s):
    digits={"=": -2, "-": -1, "0": 0, "1": 1, "2": 2}
    n=0
    for i in range(len(s)):
        n+=5**i*digits[s[-i-1]]
    return n

def dectosnafu(n):
    digits={-2: "=", -1: "-", 0: "0", 1: "1", 2: "2"}
    s=""
    while n!=0:
        s+=digits[(n+2)%5-2]
        n=(n-((n+2)%5-2))//5
    return s[::-1]

inputfile="input25.txt"
n=0
with open(inputfile) as myfile:
    for line in myfile:
        n+=snafutodec(line.strip())
print(dectosnafu(n))