#include <stdio.h>

main() {
	
	// --- ÖNCESİ ---
	
	int x = 1;
	int y;
	
	while (x <= 10)
	{
		y = x * x;
		printf("%d %d\n", x, y);
		x += 3;
	}
	*/
	
	
	// --- SONRASI ---
	
	int y;
	
	for (int x=1; x <= 10; x+=3)
	{
		y = x * x;
		printf("%d %d\n", x, y);
	}
	
}