import java.util.Scanner;

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());
//		String s = sc.next();

		System.out.println(N * A >= B ? B : N*A);


	}

} import java.util.Scanner; Scanner java.util 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());
//		String s = sc.next();

		System.out.println(N * A >= B ? B : 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());
//		String s = sc.next();

		System.out.println(N * A >= B ? B : 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());
//		String s = sc.next();

		System.out.println(N * A >= B ? B : 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 System.out.println(N * A >= B ? B : N*A) System.out.println System.out System System.out N * A >= B ? B : N*A N * A >= B N * A N A B B N*A N A String[] args args
import java.util.Scanner;

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());
//		String s = sc.next();

		System.out.println(N * A >= B ? B : N*A);


	}

}
