Can I Do Number Five in an Hour?

A lot of people say, oh, you us e able to do this in an hour, or this is easy for interviewing. You might be able to use dynamic program b, but these are not o buils can do all these in an hour first time. Just be careful and don't like, feel bad about yourself, because, like, some random guide in the inner net says, you should be able to tike all this is easy. This is not easy, actually. L get it. Won't be able to do number five in anhour, yes?