import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int n = scan.nextInt(), a=scan.nextInt(),b=scan.nextInt();
		if(b>a*n){
			b=a*n;
		}
		System.out.println(b);
	}
} import java.util.Scanner; Scanner java.util public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int n = scan.nextInt(), a=scan.nextInt(),b=scan.nextInt();
		if(b>a*n){
			b=a*n;
		}
		System.out.println(b);
	}
} Main public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int n = scan.nextInt(), a=scan.nextInt(),b=scan.nextInt();
		if(b>a*n){
			b=a*n;
		}
		System.out.println(b);
	} main {
		Scanner scan = new Scanner(System.in);
		int n = scan.nextInt(), a=scan.nextInt(),b=scan.nextInt();
		if(b>a*n){
			b=a*n;
		}
		System.out.println(b);
	} Scanner scan = new Scanner(System.in); scan new Scanner(System.in) int n = scan.nextInt() n scan.nextInt() scan.nextInt scan a=scan.nextInt() a scan.nextInt() scan.nextInt scan b=scan.nextInt(); b scan.nextInt() scan.nextInt scan if(b>a*n){
			b=a*n;
		} b>a*n b a*n a n {
			b=a*n;
		} b=a*n b a*n a n System.out.println(b) System.out.println System.out System System.out b String[] args args public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int n = scan.nextInt(), a=scan.nextInt(),b=scan.nextInt();
		if(b>a*n){
			b=a*n;
		}
		System.out.println(b);
	}
} public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int n = scan.nextInt(), a=scan.nextInt(),b=scan.nextInt();
		if(b>a*n){
			b=a*n;
		}
		System.out.println(b);
	}
} Main
import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int n = scan.nextInt(), a=scan.nextInt(),b=scan.nextInt();
		if(b>a*n){
			b=a*n;
		}
		System.out.println(b);
	}
}
