#include <cstdlib>
#include <cstdio>

_Coroutine MyCor {
	void main() {}
};

int main(int argc, char* argv[]) {
	size_t n = 1000000;
	if( argc > 2 ) return 1;
	if( argc == 2 ) {
		n = atoi(argv[1]);
	}
	printf("%lu\n", n);
	for (size_t i = 0; i < n; i++) {
		MyCor m;
	}
	return 0;
}