#include <bits/stdc++.h>
//g++ -std=c++11 1.cpp
using namespace std;
typedef long long ll ;
typedef pair<int,int> pii;
typedef vector<int> vi;
typedef vector<ll> vll;
const ll INF = 1LL << 60;
int main(){
    int A,B,C;
    cin >> A >> B >> C;
    cout << min( A * C,B) << endl;
    return 0;
}