#include<iostream>
using namespace std;
int main() {
    int n;
    cin >> n;
    for (int i = 1; i <= n / 3; i++) {
        for (int j = i; j <= (n - i) / 2; j++) {
            int k = n - i - j;
            if (k >= j) {
                cout << n << "=" << i << "+" << j << "+" << k << endl;
            }
        }
    }
}    
/**************************************************************
	Problem: 1516
	User: yangjunwen
	Language: C++
	Result: Accepted
	Time:25 ms
	Memory:2072 kb
****************************************************************/