def output(l):
    length = len(l)
    for i in range(length-1):
        print(l[i], end="+")
    print(l[-1])

def decomposition(rest, previous=None, current=[]):
    if previous is None:
        previous = rest
    if rest == 0:
        output(current)
    else:
        max_summand = min(rest, previous)
        for i in range(max_summand, 0, -1):
            current.append(i)
            decomposition(rest - i, i, current)
            current.pop()


number = int(input())
decomposition(number)