#include <stdio.h>

int
main(int argc, char *argv[])
{
	int i, buf;
	
	if (argc > 1) {
		buf = atoi(argv[1]);
		if (buf <= 0) return 0;
	} else {
		buf = 5;
	}
	
	printf("First a sequence of characters, a-ring, a-diaraesis, o-diaraesis, repeated:\n\n");
	
	for (i=0; i<25; i++)
		printf("\xc3\xa5\xc3\xa4\xc3\xb6");

	printf("\n\n");
	
	printf("Now the same thing with a buffer of %d:\n\n", buf);
	
	setvbuf(stdout, NULL, _IOFBF, buf);
	
	for (i=0; i<25; i++)
		printf("\xc3\xa5\xc3\xa4\xc3\xb6");

	printf("\n");	

	return 0;
}