#include<bits/stdc++.h>
using namespace std;
bool ss(int n){
	bool r=true;
	if(n<2) r=false;
	else{
		for(int i=2;i<=sqrt(n);i++){
			if(n%i==0){
				r=false;
				break;
			}
		}
	}
	
	return r;
}
int main(){
   int n;
   cin>>n;
   for(int i=4;i<=n;i+=2){
   	   for(int j=1;j<=i/2;j++){
   	   	 if(ss(j)&&ss(i-j)) cout<<i<<"="<<j<<"+"<<i-j<<endl;
   	   }
   }

	return 0;
}



/**************************************************************
	Problem: 1135
	User: hulaoshi
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/