An office building, with 22 stories above ground and 2 below, is under construction.

You want sublevel 3.

Ten stories down.

Data center's on b4.

It's four stories underground.

They're going down. Four stories down.

Security breach on B36.

Over at the processing station. Sublevel 3, under the main cooling towers.

All right? This is the ground floor.

The basements of the houses are likely to have problems.

The cop's chasing me.

I need access to your 36th floor.

Yes, but something with a basement do?

Entering the basement from the west stairwell.

The steam shovels dug down three stories on one side and four stories on the other side.

Only then we set up the infrastructure and management and the monetary.

That's the real part of Chicago.

Fourth floor. Fourth floor. Come on.

It doesn't just pummel the middle class it dismantles it.

I didn't think that there was a 36th floor.

I vividly remember that day.

Go down the hall, down the stairs to the basement.

You take downstairs, I'll go up.

So what is 3 factorial because we have 3 different things?

But the buildings that we think about in wood are only four stories tall in most places on Earth.

Stairs

( indistinct chatter ) Tenth floor.

Oh, excuse me, lieutenant. Tenth floor.

Downstairs.

5th floor!

The 47th floor.

Upstairs.

They are not soldiers prepared for this mission at all.

A threepoint spread with dispersion tubes to the basement and the second floor.

I went down. I go, Where's my son?

I say, intersectionality.

3 factorial over and then 3 minus 2 factorial.

(Laughter)

Remember, it's not the fall that kills her, but the sudden stop at the bottom.

So in general, we said, n choose k, that is equal to n factorial over k factorial times n minus k factorial.

Well, what's 6 choose 4?

Here we go. Here we are at six, which is burned out.

So it's 4 s times 3 factorial over s to the fourth.

Get your team back here.

Ladder Pyramid