#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n,i,j;
	cin>>n;
	for(i=1;i<=n/3;i++){
		for(j=i;j<=n*2/3;j++){
			if(n-i-j>=j){
				cout<<n<<"="<<i<<"+"<<j<<"+"<<n-i-j<<endl;
			}
		}
	}
	return 0;
}

/**************************************************************
	Problem: 1516
	User: zzz
	Language: C++
	Result: Accepted
	Time:20 ms
	Memory:2072 kb
****************************************************************/