#include<stdio.h>
int main()
{
   int A, T, B, total ;

   scanf("%d %d %d",&A, &T, &B);

    total = A*T;

    if(B>total)
    {
        printf("%d\n",total);
    }
    else
    {
        printf("%d\n", B);
    }
    return 0;
}
