import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        int A = sc.nextInt();
        int taxi_fee = sc.nextInt();
        int train_fee = N*A;
        if (taxi_fee > train_fee) {
            System.out.println(train_fee);
        } else {
            System.out.println(taxi_fee);
        }
    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        int A = sc.nextInt();
        int taxi_fee = sc.nextInt();
        int train_fee = N*A;
        if (taxi_fee > train_fee) {
            System.out.println(train_fee);
        } else {
            System.out.println(taxi_fee);
        }
    }
} Main public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        int A = sc.nextInt();
        int taxi_fee = sc.nextInt();
        int train_fee = N*A;
        if (taxi_fee > train_fee) {
            System.out.println(train_fee);
        } else {
            System.out.println(taxi_fee);
        }
    } main {
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        int A = sc.nextInt();
        int taxi_fee = sc.nextInt();
        int train_fee = N*A;
        if (taxi_fee > train_fee) {
            System.out.println(train_fee);
        } else {
            System.out.println(taxi_fee);
        }
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int N = sc.nextInt(); N sc.nextInt() sc.nextInt sc int A = sc.nextInt(); A sc.nextInt() sc.nextInt sc int taxi_fee = sc.nextInt(); taxi_fee sc.nextInt() sc.nextInt sc int train_fee = N*A; train_fee N*A N A if (taxi_fee > train_fee) {
            System.out.println(train_fee);
        } else {
            System.out.println(taxi_fee);
        } taxi_fee > train_fee taxi_fee train_fee {
            System.out.println(train_fee);
        } System.out.println(train_fee) System.out.println System.out System System.out train_fee {
            System.out.println(taxi_fee);
        } System.out.println(taxi_fee) System.out.println System.out System System.out taxi_fee String[] args args public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        int A = sc.nextInt();
        int taxi_fee = sc.nextInt();
        int train_fee = N*A;
        if (taxi_fee > train_fee) {
            System.out.println(train_fee);
        } else {
            System.out.println(taxi_fee);
        }
    }
} public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        int A = sc.nextInt();
        int taxi_fee = sc.nextInt();
        int train_fee = N*A;
        if (taxi_fee > train_fee) {
            System.out.println(train_fee);
        } else {
            System.out.println(taxi_fee);
        }
    }
} Main
import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        int A = sc.nextInt();
        int taxi_fee = sc.nextInt();
        int train_fee = N*A;
        if (taxi_fee > train_fee) {
            System.out.println(train_fee);
        } else {
            System.out.println(taxi_fee);
        }
    }
}
