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

/**************************************************************
	Problem: 1135
	User: wuzihang
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/