#include <bits/stdc++.h>
using namespace std;
int main() {
int n;
cin >> n;
for (int i = 1; i <= n; ++i)
for (int j = i; j <= n; ++j) {
int k = n - i - j;
if (k >= j) // 保证 i ≤ j ≤ k 且 k ≥ 1
cout << n << '=' << i << '+' << j << '+' << k << '\n';
}
return 0;
}
/**************************************************************
Problem: 1516
User: admin
Language: C++
Result: Accepted
Time:14 ms
Memory:2072 kb
****************************************************************/