# 接收输入,整型
n = int(input())
#注意循环的开始数
for i in range(1, n):
    for j in range(i, n):
        for k in range(j, n):
            if i + j + k == n:
                print('%d=%d+%d+%d' % (n, i, j, k))
/**************************************************************
	Problem: 1516
	User: admin
	Language: Python
	Result: Accepted
	Time:169 ms
	Memory:34244 kb
****************************************************************/