#include<bits/stdc++.h>
using namespace std;
int n;
int main(){
cin>>n;
for(int i=1;i<=n;i++){
for(int j=i;j<=n;j++){
if(j<=n-i-j){
printf("%d=%d+%d+%d\n",n,i,j,n-i-j);
}
}
}
return 0;
}
/**************************************************************
Problem: 1516
User: admin
Language: C++
Result: Accepted
Time:10 ms
Memory:2072 kb
****************************************************************/