#!/usr/bin/env python

import itertools

# Complete this grid with the digits (1, 2, 3, 4, 5, 6)
# to make the sum correct:
#
# [ ] + [ ] - [ ] * [ ] / [ ] * [ ] = 50
#

def calculate(a, b, c, d, e, f):
    #return a + b - c * d / e * f
    return (((((a + b) - c) * d) / e) * f)

i = itertools.permutations('123456')
for p in i:
    t = tuple(int(x) for x in p)
    print t
    print calculate(*t)