B0085.cpp

// Problem Code: CCOOK

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

string chefAndCookOff(vector<int> A) {
	int solved = count(A.begin(), A.end(), 1);
	switch(solved) {
		case 0:
			return "Beginner";
		case 1:
			return "Junior Developer";
		case 2:
			return "Middle Developer";
		case 3:
			return "Senior Developer";
		case 4:
			return "Hacker";
		default:
			return "Jeff Dean";
	}
}

int main() {
	int N, num;
	vector<int> A;
	cin >> N;
	while(N--) {
		for(int i=0 ; i<5 ; i++) {
			cin >> num;
			A.push_back(num);
		}
		cout << chefAndCookOff(A) << endl;
		A.clear();
	}
	return 0;
}