Contest: Task: Related: TaskB

Score : $100$ points

We have an $N \times N$ square grid.

We will paint each square in the grid either black or white.

If we paint exactly $A$ squares white, how many squares will be painted black?

- $1 \leq N \leq 100$
- $0 \leq A \leq N^2$

Input is given from Standard Input in the following format:

$N$ $A$

Print the number of squares that will be painted black.

3 4

5

There are nine squares in a $3 \times 3$ square grid. Four of them will be painted white, so the remaining five squares will be painted black.

19 100

261

10 0

100

As zero squares will be painted white, all the squares will be painted black.