#include <iostream>
#include <cmath>
using namespace std;
bool sushu(int n){
    int i;
    bool r=true;
    for(i=2;i<=sqrt(n);i++){
        if(n%i==0){
            r=false;
            break;
        }
    }
    if(n<=1){
        r=false;
    }
    return r;
}
void chaifeng(int n){
    int i;
    for(i=2;i<=n/2;i++){
        if(sushu(i)==true&&sushu(n-i)==true){
            cout<<n<<"="<<i<<"+"<<(n-i)<<endl;
        }
    }
} 
void caixiang(int n){
    int i;
    for(i=4;i<=n;i=i+2){
        chaifeng(i); 
    }
}
int main(){
    int n;cin>>n;
    caixiang(n);
}
/**************************************************************
	Problem: 1135
	User: wangyousi
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/