import java.io.*;
import java.util.*;

public class Main {
    public static void main(String[] args) throws IOException {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        InputReader.OutputWriter out = new InputReader.OutputWriter(outputStream);


        int n = in.nextInt();
        int a = in.nextInt();
        int b = in.nextInt();
        out.println(Math.min(n*a,b));
        out.flush();
    }
    static int f(LinkedList<Integer> q) {
        int size = q.size();
        int count = 0;
        size/=2;
        while (size-->0) {
            int first = q.pollFirst();
            int second = q.pollFirst();
            if(first+second>=10) count++;
            int newValue = (first+second)%10;
            q.addLast(newValue);
        }
        return count;
    }
}

class InputReader extends BufferedReader {
    StringTokenizer tokenizer;

    public InputReader(InputStream inputStream) {
        super(new InputStreamReader(inputStream), 32768);
    }

    public InputReader(String filename) {
        super(new InputStreamReader(Thread.currentThread().getContextClassLoader().getResourceAsStream(filename)));
    }

    public String next() {
        while (tokenizer == null || !tokenizer.hasMoreTokens()) {
            try {
                tokenizer = new StringTokenizer(readLine());
            } catch (IOException e) {
                throw new RuntimeException();
            }
        }
        return tokenizer.nextToken();
    }

    public Integer nextInt() {
        return Integer.valueOf(next());
    }
    public Long nextLong() {return  Long.valueOf(next());}

    static class OutputWriter extends PrintWriter {
        public OutputWriter(OutputStream outputStream) {
            super(outputStream);
        }

        public OutputWriter(Writer writer) {
            super(writer);
        }

        public OutputWriter(String filename) throws FileNotFoundException {
            super(filename);
        }

        public void close() {
            super.close();
        }
    }
} import java.io.*; io.* java import java.util.*; util.* java public class Main {
    public static void main(String[] args) throws IOException {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        InputReader.OutputWriter out = new InputReader.OutputWriter(outputStream);


        int n = in.nextInt();
        int a = in.nextInt();
        int b = in.nextInt();
        out.println(Math.min(n*a,b));
        out.flush();
    }
    static int f(LinkedList<Integer> q) {
        int size = q.size();
        int count = 0;
        size/=2;
        while (size-->0) {
            int first = q.pollFirst();
            int second = q.pollFirst();
            if(first+second>=10) count++;
            int newValue = (first+second)%10;
            q.addLast(newValue);
        }
        return count;
    }
} Main public static void main(String[] args) throws IOException {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        InputReader.OutputWriter out = new InputReader.OutputWriter(outputStream);


        int n = in.nextInt();
        int a = in.nextInt();
        int b = in.nextInt();
        out.println(Math.min(n*a,b));
        out.flush();
    } main {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        InputReader.OutputWriter out = new InputReader.OutputWriter(outputStream);


        int n = in.nextInt();
        int a = in.nextInt();
        int b = in.nextInt();
        out.println(Math.min(n*a,b));
        out.flush();
    } InputStream inputStream = System.in; inputStream System.in System System.in OutputStream outputStream = System.out; outputStream System.out System System.out InputReader in = new InputReader(inputStream); in new InputReader(inputStream) InputReader.OutputWriter out = new InputReader.OutputWriter(outputStream); out new InputReader.OutputWriter(outputStream) int n = in.nextInt(); n in.nextInt() in.nextInt in int a = in.nextInt(); a in.nextInt() in.nextInt in int b = in.nextInt(); b in.nextInt() in.nextInt in out.println(Math.min(n*a,b)) out.println out Math.min(n*a,b) Math.min Math n*a n a b out.flush() out.flush out String[] args args static int f(LinkedList<Integer> q) {
        int size = q.size();
        int count = 0;
        size/=2;
        while (size-->0) {
            int first = q.pollFirst();
            int second = q.pollFirst();
            if(first+second>=10) count++;
            int newValue = (first+second)%10;
            q.addLast(newValue);
        }
        return count;
    } f {
        int size = q.size();
        int count = 0;
        size/=2;
        while (size-->0) {
            int first = q.pollFirst();
            int second = q.pollFirst();
            if(first+second>=10) count++;
            int newValue = (first+second)%10;
            q.addLast(newValue);
        }
        return count;
    } int size = q.size(); size q.size() q.size q int count = 0; count 0 size/=2 size 2 while (size-->0) {
            int first = q.pollFirst();
            int second = q.pollFirst();
            if(first+second>=10) count++;
            int newValue = (first+second)%10;
            q.addLast(newValue);
        } size-->0 size-- size 0 {
            int first = q.pollFirst();
            int second = q.pollFirst();
            if(first+second>=10) count++;
            int newValue = (first+second)%10;
            q.addLast(newValue);
        } int first = q.pollFirst(); first q.pollFirst() q.pollFirst q int second = q.pollFirst(); second q.pollFirst() q.pollFirst q if(first+second>=10) count++; first+second>=10 first+second first second 10 count++ count int newValue = (first+second)%10; newValue (first+second)%10 (first+second) first second 10 q.addLast(newValue) q.addLast q newValue return count; count LinkedList<Integer> q q class InputReader extends BufferedReader {
    StringTokenizer tokenizer;

    public InputReader(InputStream inputStream) {
        super(new InputStreamReader(inputStream), 32768);
    }

    public InputReader(String filename) {
        super(new InputStreamReader(Thread.currentThread().getContextClassLoader().getResourceAsStream(filename)));
    }

    public String next() {
        while (tokenizer == null || !tokenizer.hasMoreTokens()) {
            try {
                tokenizer = new StringTokenizer(readLine());
            } catch (IOException e) {
                throw new RuntimeException();
            }
        }
        return tokenizer.nextToken();
    }

    public Integer nextInt() {
        return Integer.valueOf(next());
    }
    public Long nextLong() {return  Long.valueOf(next());}

    static class OutputWriter extends PrintWriter {
        public OutputWriter(OutputStream outputStream) {
            super(outputStream);
        }

        public OutputWriter(Writer writer) {
            super(writer);
        }

        public OutputWriter(String filename) throws FileNotFoundException {
            super(filename);
        }

        public void close() {
            super.close();
        }
    }
} InputReader StringTokenizer tokenizer; tokenizer public InputReader(InputStream inputStream) {
        super(new InputStreamReader(inputStream), 32768);
    } InputReader {
        super(new InputStreamReader(inputStream), 32768);
    } super(new InputStreamReader(inputStream), 32768) super new InputStreamReader(inputStream) 32768 InputStream inputStream inputStream public InputReader(String filename) {
        super(new InputStreamReader(Thread.currentThread().getContextClassLoader().getResourceAsStream(filename)));
    } InputReader {
        super(new InputStreamReader(Thread.currentThread().getContextClassLoader().getResourceAsStream(filename)));
    } super(new InputStreamReader(Thread.currentThread().getContextClassLoader().getResourceAsStream(filename))) super new InputStreamReader(Thread.currentThread().getContextClassLoader().getResourceAsStream(filename)) String filename filename public String next() {
        while (tokenizer == null || !tokenizer.hasMoreTokens()) {
            try {
                tokenizer = new StringTokenizer(readLine());
            } catch (IOException e) {
                throw new RuntimeException();
            }
        }
        return tokenizer.nextToken();
    } next {
        while (tokenizer == null || !tokenizer.hasMoreTokens()) {
            try {
                tokenizer = new StringTokenizer(readLine());
            } catch (IOException e) {
                throw new RuntimeException();
            }
        }
        return tokenizer.nextToken();
    } while (tokenizer == null || !tokenizer.hasMoreTokens()) {
            try {
                tokenizer = new StringTokenizer(readLine());
            } catch (IOException e) {
                throw new RuntimeException();
            }
        } tokenizer == null || !tokenizer.hasMoreTokens() tokenizer == null tokenizer null !tokenizer.hasMoreTokens() tokenizer.hasMoreTokens() tokenizer.hasMoreTokens tokenizer {
            try {
                tokenizer = new StringTokenizer(readLine());
            } catch (IOException e) {
                throw new RuntimeException();
            }
        } try {
                tokenizer = new StringTokenizer(readLine());
            } catch (IOException e) {
                throw new RuntimeException();
            } catch (IOException e) {
                throw new RuntimeException();
            } IOException e {
                throw new RuntimeException();
            } throw new RuntimeException(); new RuntimeException() {
                tokenizer = new StringTokenizer(readLine());
            } tokenizer = new StringTokenizer(readLine()) tokenizer new StringTokenizer(readLine()) return tokenizer.nextToken(); tokenizer.nextToken() tokenizer.nextToken tokenizer public Integer nextInt() {
        return Integer.valueOf(next());
    } nextInt {
        return Integer.valueOf(next());
    } return Integer.valueOf(next()); Integer.valueOf(next()) Integer.valueOf Integer next() next public Long nextLong() {return  Long.valueOf(next());} nextLong {return  Long.valueOf(next());} return  Long.valueOf(next()); Long.valueOf(next()) Long.valueOf Long next() next static class OutputWriter extends PrintWriter {
        public OutputWriter(OutputStream outputStream) {
            super(outputStream);
        }

        public OutputWriter(Writer writer) {
            super(writer);
        }

        public OutputWriter(String filename) throws FileNotFoundException {
            super(filename);
        }

        public void close() {
            super.close();
        }
    } OutputWriter public OutputWriter(OutputStream outputStream) {
            super(outputStream);
        } OutputWriter {
            super(outputStream);
        } super(outputStream) super outputStream OutputStream outputStream outputStream public OutputWriter(Writer writer) {
            super(writer);
        } OutputWriter {
            super(writer);
        } super(writer) super writer Writer writer writer public OutputWriter(String filename) throws FileNotFoundException {
            super(filename);
        } OutputWriter {
            super(filename);
        } super(filename) super filename String filename filename public void close() {
            super.close();
        } close {
            super.close();
        } super.close() super.close super PrintWriter BufferedReader public class Main {
    public static void main(String[] args) throws IOException {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        InputReader.OutputWriter out = new InputReader.OutputWriter(outputStream);


        int n = in.nextInt();
        int a = in.nextInt();
        int b = in.nextInt();
        out.println(Math.min(n*a,b));
        out.flush();
    }
    static int f(LinkedList<Integer> q) {
        int size = q.size();
        int count = 0;
        size/=2;
        while (size-->0) {
            int first = q.pollFirst();
            int second = q.pollFirst();
            if(first+second>=10) count++;
            int newValue = (first+second)%10;
            q.addLast(newValue);
        }
        return count;
    }
} public class Main {
    public static void main(String[] args) throws IOException {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        InputReader.OutputWriter out = new InputReader.OutputWriter(outputStream);


        int n = in.nextInt();
        int a = in.nextInt();
        int b = in.nextInt();
        out.println(Math.min(n*a,b));
        out.flush();
    }
    static int f(LinkedList<Integer> q) {
        int size = q.size();
        int count = 0;
        size/=2;
        while (size-->0) {
            int first = q.pollFirst();
            int second = q.pollFirst();
            if(first+second>=10) count++;
            int newValue = (first+second)%10;
            q.addLast(newValue);
        }
        return count;
    }
} Main
import java.io.*;
import java.util.*;

public class Main {
    public static void main(String[] args) throws IOException {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        InputReader.OutputWriter out = new InputReader.OutputWriter(outputStream);


        int n = in.nextInt();
        int a = in.nextInt();
        int b = in.nextInt();
        out.println(Math.min(n*a,b));
        out.flush();
    }
    static int f(LinkedList<Integer> q) {
        int size = q.size();
        int count = 0;
        size/=2;
        while (size-->0) {
            int first = q.pollFirst();
            int second = q.pollFirst();
            if(first+second>=10) count++;
            int newValue = (first+second)%10;
            q.addLast(newValue);
        }
        return count;
    }
}

class InputReader extends BufferedReader {
    StringTokenizer tokenizer;

    public InputReader(InputStream inputStream) {
        super(new InputStreamReader(inputStream), 32768);
    }

    public InputReader(String filename) {
        super(new InputStreamReader(Thread.currentThread().getContextClassLoader().getResourceAsStream(filename)));
    }

    public String next() {
        while (tokenizer == null || !tokenizer.hasMoreTokens()) {
            try {
                tokenizer = new StringTokenizer(readLine());
            } catch (IOException e) {
                throw new RuntimeException();
            }
        }
        return tokenizer.nextToken();
    }

    public Integer nextInt() {
        return Integer.valueOf(next());
    }
    public Long nextLong() {return  Long.valueOf(next());}

    static class OutputWriter extends PrintWriter {
        public OutputWriter(OutputStream outputStream) {
            super(outputStream);
        }

        public OutputWriter(Writer writer) {
            super(writer);
        }

        public OutputWriter(String filename) throws FileNotFoundException {
            super(filename);
        }

        public void close() {
            super.close();
        }
    }
}