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

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

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

	srand(time(NULL));

	for (i=0; i<6; i++)
	{	
	do{
		x=rand() % 49 +1;
	} while (drawn[x]==1);
	number[i]=x;
	drawn[x]=1;
	}
	for(i=0; i<6; i++)
		printf("%d, ", number[i]);
	printf("\n");
	return 0;
}