import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = Integer.parseInt(sc.next());
		int A = Integer.parseInt(sc.next());
		int B = Integer.parseInt(sc.next());
		sc.close();
		
		if(N * A >= B) {
			System.out.println(B);
		}else {
			System.out.println(N * A);
		}
	}

} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = Integer.parseInt(sc.next());
		int A = Integer.parseInt(sc.next());
		int B = Integer.parseInt(sc.next());
		sc.close();
		
		if(N * A >= B) {
			System.out.println(B);
		}else {
			System.out.println(N * A);
		}
	}

} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = Integer.parseInt(sc.next());
		int A = Integer.parseInt(sc.next());
		int B = Integer.parseInt(sc.next());
		sc.close();
		
		if(N * A >= B) {
			System.out.println(B);
		}else {
			System.out.println(N * A);
		}
	} main {
		Scanner sc = new Scanner(System.in);
		int N = Integer.parseInt(sc.next());
		int A = Integer.parseInt(sc.next());
		int B = Integer.parseInt(sc.next());
		sc.close();
		
		if(N * A >= B) {
			System.out.println(B);
		}else {
			System.out.println(N * A);
		}
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int N = Integer.parseInt(sc.next()); N Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int A = Integer.parseInt(sc.next()); A Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int B = Integer.parseInt(sc.next()); B Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc sc.close() sc.close sc if(N * A >= B) {
			System.out.println(B);
		}else {
			System.out.println(N * A);
		} N * A >= B N * A N A B {
			System.out.println(B);
		} System.out.println(B) System.out.println System.out System System.out B {
			System.out.println(N * A);
		} System.out.println(N * A) System.out.println System.out System System.out N * A N A String[] args args public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = Integer.parseInt(sc.next());
		int A = Integer.parseInt(sc.next());
		int B = Integer.parseInt(sc.next());
		sc.close();
		
		if(N * A >= B) {
			System.out.println(B);
		}else {
			System.out.println(N * A);
		}
	}

} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = Integer.parseInt(sc.next());
		int A = Integer.parseInt(sc.next());
		int B = Integer.parseInt(sc.next());
		sc.close();
		
		if(N * A >= B) {
			System.out.println(B);
		}else {
			System.out.println(N * A);
		}
	}

} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = Integer.parseInt(sc.next());
		int A = Integer.parseInt(sc.next());
		int B = Integer.parseInt(sc.next());
		sc.close();
		
		if(N * A >= B) {
			System.out.println(B);
		}else {
			System.out.println(N * A);
		}
	}

}