#include <iostream>
using namespace std;

int main() {
	int n, sum=0;
	cin>>n;
	for (int i=1; i<=n; i++){
		sum=0;
		for (int j=1; j<=i; j++){
			if (i==j) cout<<j;
			else cout<<j<<"+";
			sum += j;
		}
		cout<<"="<<sum<<endl;
	}
	return 0;
}