#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;
}