python разложениенаслогаемые

Posted 2021-05-09

import sys

input = sys.stdin

n = st = int(input.readline())

last_num = 1
answer = []
while n - last_num > last_num:
    answer.append(last_num)
    n -= last_num
    last_num += 1
answer.append(n)
print(len(answer))
print(*answer)