题解 | #尼科彻斯定理#笨办法

import sys

a = int(input())
b = []
for i in range((a ** 3) // 2 + 3):
    if i % 2 == 1:
        b.append(i)
for x in range(0, len(b)):
    if sum(b[x : x + a]) == a ** 3 and len(b[x:x+a])==a:
        print("+".join(map(str, b[x : x + a])))