Tina's Profit

Time Limit: 1 sec

**The Problem**

**Trina** is in Class 10 now. She is Very good at mathematics. She got 10000 Taka from PrizeBond Lottery. She has gone to a bank to Deposit the Money for few years. The **Bank Manager** told her that, she will get simple profit(**I**) annually from the acount where she will deposit a fixed amount of money In a given rate of interest. Manager told her in her bank the interest rate is 5%. She wish to deposit 10000 taka which she got from prizebond for next 6 years. Trina read the law of finding simple profit from her math book. She easily can determine the simple profit against her deposit for 6 years. Can you?

**The Input**

The input will 3 integer which are Main Principle(depossit) amount **P **< 20000, Number of year **n** < 15 , rate of Interest **r** <10 .

**The Output**

For each line of output you have to print the profit rounded to 2 decimal points.

**Sample Input**

10000 6 5

**Sample Output**

3000.00

Problem Setter: Debraj