#include <stdio.h>
#include <stdlib.h>
#include <time.h>

int main()
{
	int number[6],drawn[50],i ,n;

	for (i=0; i<50; i++)
		drawn[i] = 0;
	
	srand(time(NULL));

	for (i=0; i<6; i++)
	{
		do {
			n = rand() % 49 + 1;
		} while (drawn[n] == 1);
	
		number[i] = n;
		drawn[n] = 1;	
	}

	for (i=0; i<6; i++)
		printf("%d, ",number[i]);
	printf("\n");

	return 0;
}