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

int main(void)
{
	int cs, i,r; /*cs == case*/
	srand(time(0));
	r = rand();
//	for(i=0;i<r;i++);
	while(1)
	{
		cs = rand() % 2;
		if(cs)
			printf("O");
		else
			printf("o");
	fflush(stdout);
	}
	return EXIT_SUCCESS;
}