#include <stdio.h>
void print_OK() {
}
void print_ERROR() {
}
#define OK ERROR
int main(void) {
print_OK();
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgoKdm9pZCBwcmludF9PSygpIHsKCXByaW50ZigiT0siKTsKfQp2b2lkIHByaW50X0VSUk9SKCkgewoJcHJpbnRmKCJFUlJPUiIpOwp9CiNkZWZpbmUgT0sgRVJST1IKCgppbnQgbWFpbih2b2lkKSB7CglwcmludF9PSygpOwoJcmV0dXJuIDA7Cn0K