#include<bits/stdc++.h>
using namespace std;
bool zs(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(zs(j)&&zs(i-j)) cout<<i<<"="<<j<<"+"<<i-j<<endl;
		}
	}
	return 0;
}
/**************************************************************
	Problem: 1135
	User: hongjiaming
	Language: C++
	Result: Accepted
	Time:10 ms
	Memory:2072 kb
****************************************************************/