#include<iostream>
using namespace std;

void main()
{
	int i = 0, j = 0, count = 0;
	for (i = 2; i <= 1000; i++)
	{
		for (j = 2; j <= i - 1; j++)
			if (i % j == 0)
				break;
		if (j > i - 1)
		{
			cout << j << '\t';
			count++;
			if (count % 5 == 0) cout << endl;
		}
	}
	return;
}