#include <iostream>
#include <cstdio>
#include <cstring>
#include <string>
#include <algorithm>
using namespace std;
int main()
{
	int n,a,b;
	while(cin >> n >> a >> b)
	{
	    int len= min(n*a,b);
		cout << len << endl;
	}
	return 0;
}
