#2#10TLE求助！

#include<bits/stdc++.h>
using namespace std;

bool zhishu(int a) {
	for(int i = 2; i <= sqrt(a); i++) {
		if(a % i == 0) {
			return false;
		}
	}
	return true;
}

int main() {
	int n;
	cin >> n;
	bool a;
	for(int k = 4; k <= n; k += 2) {
		a = false;
		for(int i = 2; i <= k; i++) {
			for(int j = 2; j <= k; j++) {
				if(zhishu(i) && zhishu(j) && i + j == k) {
					cout << k << "=" << i << "+" << j << endl;
					a = true;
					break;
				}
			}
			if(a) {
				break;
			}
		}
	}
	return 0;
}