#include <iostream>
#include <istream>
#include <vector>
#include <string>

using namespace std;

int main() {
	string input;

	vector<int> squares(100);

	for (int i = 0; i < squares.size(); i++)
	{
		squares[i] = i * i;
	}

	for (int i = 0; i < squares.size(); i++)
	{
		cout << i << " " << squares[i] << endl;
	}

    	//Pause before exiting the console.
	cin >> input;

	return 0;
}