#abc133a. [abc133_a]T or T

[abc133_a]T or T

Problem Statement

NN of us are going on a trip, by train or taxi.

The train will cost each of us AA yen (the currency of Japan).

The taxi will cost us a total of BB yen.

How much is our minimum total travel expense?

Constraints

  • All values in input are integers.
  • 1leqNleq201 \\leq N \\leq 20
  • 1leqAleq501 \\leq A \\leq 50
  • 1leqBleq501 \\leq B \\leq 50

Input

Input is given from Standard Input in the following format:

NN AA BB

Output

Print an integer representing the minimum total travel expense.


Sample Input 1

4 2 9

Sample Output 1

8

The train will cost us 4times2=84 \\times 2 = 8 yen, and the taxi will cost us 99 yen, so the minimum total travel expense is 88 yen.


Sample Input 2

4 2 7

Sample Output 2

7

Sample Input 3

4 2 8

Sample Output 3

8