A new employee is facing an interview test.

Interviewer: "Congratulations, you have successfully taken all the tests we have. Now you are facing the final test, the interview test. We will ask a question, you can choose. Optionally, you answer 10 easy questions or 1 difficult questions that require a logical answer. Well, we give you to choose the kind of questions from us. "

(After a while thinking).

Prospective employee: "I will choose 1 difficult question."

Interviewer: "Well, what do you think first day or night?"

Candidate: (Think for a moment) "First day, sir!"

Interviewer: "Why do you think ahead of time than night?"

Prospective employee: "I'm sorry, you promised that you will only ask 1 difficult question."