import java.util.*;
import static java.lang.Integer.*;
//import static java.lang.Long.*;
import static java.lang.Math.*;

public class Main {
	public static void main(String[] args) {
		int i,j;
		Scanner sc = new Scanner(System.in);
		int n = parseInt(sc.next());
		int a = parseInt(sc.next());
		int b = parseInt(sc.next());
		sc.close();
		System.out.println(Math.min(n*a,b));
	}
} import java.util.*; util.* java import static java.lang.Integer.*; import static java.lang.Integer.*; import static java.lang.Integer.*; import static java.lang.Math.*; import static java.lang.Math.*; import static java.lang.Math.*; public class Main {
	public static void main(String[] args) {
		int i,j;
		Scanner sc = new Scanner(System.in);
		int n = parseInt(sc.next());
		int a = parseInt(sc.next());
		int b = parseInt(sc.next());
		sc.close();
		System.out.println(Math.min(n*a,b));
	}
} Main public static void main(String[] args) {
		int i,j;
		Scanner sc = new Scanner(System.in);
		int n = parseInt(sc.next());
		int a = parseInt(sc.next());
		int b = parseInt(sc.next());
		sc.close();
		System.out.println(Math.min(n*a,b));
	} main {
		int i,j;
		Scanner sc = new Scanner(System.in);
		int n = parseInt(sc.next());
		int a = parseInt(sc.next());
		int b = parseInt(sc.next());
		sc.close();
		System.out.println(Math.min(n*a,b));
	} int i i j; j Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int n = parseInt(sc.next()); n parseInt(sc.next()) parseInt sc.next() sc.next sc int a = parseInt(sc.next()); a parseInt(sc.next()) parseInt sc.next() sc.next sc int b = parseInt(sc.next()); b parseInt(sc.next()) parseInt sc.next() sc.next sc sc.close() sc.close sc System.out.println(Math.min(n*a,b)) System.out.println System.out System System.out Math.min(n*a,b) Math.min Math n*a n a b String[] args args public class Main {
	public static void main(String[] args) {
		int i,j;
		Scanner sc = new Scanner(System.in);
		int n = parseInt(sc.next());
		int a = parseInt(sc.next());
		int b = parseInt(sc.next());
		sc.close();
		System.out.println(Math.min(n*a,b));
	}
} public class Main {
	public static void main(String[] args) {
		int i,j;
		Scanner sc = new Scanner(System.in);
		int n = parseInt(sc.next());
		int a = parseInt(sc.next());
		int b = parseInt(sc.next());
		sc.close();
		System.out.println(Math.min(n*a,b));
	}
} Main
import java.util.*;
import static java.lang.Integer.*;
//import static java.lang.Long.*;
import static java.lang.Math.*;

public class Main {
	public static void main(String[] args) {
		int i,j;
		Scanner sc = new Scanner(System.in);
		int n = parseInt(sc.next());
		int a = parseInt(sc.next());
		int b = parseInt(sc.next());
		sc.close();
		System.out.println(Math.min(n*a,b));
	}
}
