#include <stdio.h>

#define repeat(count) repeat_aux(count, __COUNTER__)
#define repeat_aux(count, COUNTER) for(int _repeat_##COUNTER = 0; _repeat_##COUNTER < (count); _repeat_##COUNTER++)

int main() {
	repeat(2) {
		printf("hello xxx\n");
		repeat(3) {
			printf("hello\n");
		}
	}
	return 0;
}