#!/usr/bin/python

fd = open("input", "r")
lines = fd.readlines()
mustbreak = False

for i in lines:
    for j in lines:
        if int(i) + int(j) == 2020:
            print("{} * {} == {}".format(int(i), int(j), int(i) * int(j)))
            mustbreak = True
            break
    if mustbreak: break