Problems

# Division by zero or ...

# Division by zero or ...

It is known that division by zero is forbidden. Is the division by some other number is also forbidden? You must investigate it.

## Input data

In one line two signed 32-bit integers а and b are given.

## Output data

Print the result of division of а by b. If it is impossible to make the division, print ERROR.

## Examples

Input example #1

10 2

Output example #1

5