编程题：reduce weight

Tom wants to lose weight. He set himself a goal to lose weight, lose the specified weight within the specified number of days. Calculate the pounds you need to lose each day.

### Input Specification:
In the first line, enter the limited number of days.
In the second line, enter the specified weight loss pounds

### Output Specification:

Print he pounds you need to lose each day.
Keep the result to 2 decimal places.


### Sample Input:

Write a sample input here. For example:

in
60
20


### Sample Output:

Write the corresponding sample output here. For example:

out
p=0.33









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