/**
*   auther:  deviceF
*   created: 19.04.2024 07:15:04
**/
#include<bits/stdc++.h>

using namespace std;

int main(){
  ios::sync_with_stdio(false);
  cin.tie(0);
  int a, b, c;
  cin >> a >> b >> c;
  cout << min(c * a, b) << '\n';
  return 0;
}