import java.util.*;

public class Main {
  public static void main(String[] args ) throws Exception {
    Scanner sc = new Scanner(System.in);
    int num1 = sc.nextInt();
    int num2 = sc.nextInt();
    int num3 = sc.nextInt();
    int Train= num1*num2;
    if(Train>=num3){
      System.out.println(num3);
    }else{
      System.out.println(Train);
    }
  }
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz