#help(round)
#print(round(3.112,0))

def least_difference(a, b, c):
    diff1 = abs(a - b)
    diff2 = abs(b - c)
    diff3 = abs(a - c)
    return min(diff1, diff2, diff3)

print(least_difference(1,2,3))

def mod_5(x):
    """Return the remainder of x after dividing by 5"""
    return x % 5

print(
    'Which number is biggest?',



)