/sci/ - Science & Math

>>12415216
>be me
>first lecture, gotta find the right lecture hall
>think I've found it
>bunch of students waiting outside
>I ask if they're there for this course
>they say yeah but there's still a class going in the lecture hall
>I go in the hall and ask how long they still need
>the woman lecturing says she needs 5 more min and then they're out
>I figure I'm at the right place and go back out
>students are unsure if it's the right room and there's another room number floating around
>I ask if they're sure it's in the other room
>one guy tells me "no you idiot, it's not there, there's no teacher there either"
>mfw I'm the one teaching the class