#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;

int main() {
	int N;
	cin >> N;
	vector<vector<int> > A(N);
	for (int i = 0; i < N; i++) {
		A[i].resize(i + 1);
		for (int j = 0; j <= i; j++) {
			cin >> A[i][j];
		}
	}
	for (int i = 0; i < N; i++) {
		if (i != 0) {
			cout << ' ';
		}
		cout << A[N - 1][i];
	}
	cout << endl;
	return 0;
}