#include<malloc.h>
#include<stdlib.h>
int main()
{
/* mallopt(M_CHECK_ACTION, 0); */
return 0;
}
I2luY2x1ZGU8bWFsbG9jLmg+CiNpbmNsdWRlPHN0ZGxpYi5oPgoKaW50IG1haW4oKQp7CgkvKiBtYWxsb3B0KE1fQ0hFQ0tfQUNUSU9OLCAwKTsgKi8KCQoJaW50KiBpID0gbWFsbG9jKHNpemVvZigqaSkpOwoJCglmcmVlKGkpOwoJZnJlZShpKTsKCQoJcmV0dXJuIDA7Cn0=