a, b = input().split()
a, b = int(a), int(b)

def solve(a, b):
    delta = b - a
    if b - a == 0:
        return str(delta)
    elif b - a > 0:
        return "+" + str(delta)
    else:
        return str(delta)
solve

delta = solve(a, b)
print(delta)