#include<bits/stdc++.h>
using namespace std;
int n;
void dfs(int x){
    for(int i=2;i<=x;i++){
        bool f=true;
        for(int j=2;j<=sqrt(i);j++){
            if(i%j==0){
                f=false;
            }
        }
        if(f==true){
        int g=x-i;
        if(g!=1&&i<=g){
        for(int j=2;j<=sqrt(g);j++){
            if(g%j==0){
                f=false;
            }
        }   
        if(f==true){
        cout<<x<<"="<<i<<"+"<<g<<endl;
        }   
        }
         
        }
    }
}
int main(){
    cin>>n;
    for(int i=4;i<=n;i+=2){
        dfs(i);
    }
    return 0;
}
/**************************************************************
	Problem: 1135
	User: fuyijun
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2072 kb
****************************************************************/