#include <bits/stdc++.h>
#define rep(i,n) for (int i = 0; i < (n); i++)
using namespace std;
using ll = long long;
using P = pair<int,int>;

int main(){
	int d, a, b;
	cin>>d>>a>>b;

	int ans=min(a*d, b*d);

	cout<<ans<<endl;
	return 0;
}