source_code: import java.io.OutputStream;
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.OutputStream;
  import java.io.IOException;
  import java.io.UncheckedIOException;
  import java.io.Closeable;
  import java.io.Writer;
  import java.io.OutputStreamWriter;
  import java.io.InputStream;
  
  /**
   * Built using CHelper plug-in
   * Actual solution is at the top
   */
  public class Main {
      public static void main(String[] args) throws Exception {
          Thread thread = new Thread(null, new TaskAdapter(), "", 1 << 29);
          thread.start();
          thread.join();
      }
  
      static class TaskAdapter implements Runnable {
          @Override
          public void run() {
              InputStream inputStream = System.in;
              OutputStream outputStream = System.out;
              FastInput in = new FastInput(inputStream);
              FastOutput out = new FastOutput(outputStream);
              AQuiz solver = new AQuiz();
              solver.solve(1, in, out);
              out.close();
          }
      }
  
      static class AQuiz {
          int mod = (int) 1e9 + 9;
          Power pow = new Power(mod);
  
          public void solve(int testNumber, FastInput in, FastOutput out) {
              int n = in.ri();
              int m = in.ri();
              int k = in.ri();
              long mayPut = (long) (n - m) * (k - 1);
              if (mayPut >= m) {
                  out.println(m);
                  return;
              }
  
              long ans = dup(m - mayPut, k);
              ans += mayPut;
              ans %= mod;
              out.println(ans);
          }
  
          public long dup(long n, long k) {
              long r = n % k;
              n -= r;
              long m = n / k;
              long ans = k * (pow.pow(2, m + 1) - 2);
              ans += r;
              ans = DigitUtils.mod(ans, mod);
              return ans;
          }
  
      }
  
      static class FastOutput implements AutoCloseable, Closeable, Appendable {
          private static final int THRESHOLD = 32 << 10;
          private final Writer os;
          private StringBuilder cache = new StringBuilder(THRESHOLD * 2);
  
          public FastOutput append(CharSequence csq) {
              cache.append(csq);
              return this;
          }
  
          public FastOutput append(CharSequence csq, int start, int end) {
              cache.append(csq, start, end);
              return this;
          }
  
          private void afterWrite() {
              if (cache.length() < THRESHOLD) {
                  return;
              }
              flush();
          }
  
          public FastOutput(Writer os) {
              this.os = os;
          }
  
          public FastOutput(OutputStream os) {
              this(new OutputStreamWriter(os));
          }
  
          public FastOutput append(char c) {
              cache.append(c);
              afterWrite();
              return this;
          }
  
          public FastOutput append(int c) {
              cache.append(c);
              afterWrite();
              return this;
          }
  
          public FastOutput append(long c) {
              cache.append(c);
              afterWrite();
              return this;
          }
  
          public FastOutput println(int c) {
              return append(c).println();
          }
  
          public FastOutput println(long c) {
              return append(c).println();
          }
  
          public FastOutput println() {
              return append('\n');
          }
  
          public FastOutput flush() {
              try {
  //            boolean success = false;
  //            if (stringBuilderValueField != null) {
  //                try {
  //                    char[] value = (char[]) stringBuilderValueField.get(cache);
  //                    os.write(value, 0, cache.length());
  //                    success = true;
  //                } catch (Exception e) {
  //                }
  //            }
  //            if (!success) {
                  os.append(cache);
  //            }
                  os.flush();
                  cache.setLength(0);
              } catch (IOException e) {
                  throw new UncheckedIOException(e);
              }
              return this;
          }
  
          public void close() {
              flush();
              try {
                  os.close();
              } catch (IOException e) {
                  throw new UncheckedIOException(e);
              }
          }
  
          public String toString() {
              return cache.toString();
          }
  
      }
  
      static class FastInput {
          private final InputStream is;
          private byte[] buf = new byte[1 << 13];
          private int bufLen;
          private int bufOffset;
          private int next;
  
          public FastInput(InputStream is) {
              this.is = is;
          }
  
          private int read() {
              while (bufLen == bufOffset) {
                  bufOffset = 0;
                  try {
                      bufLen = is.read(buf);
                  } catch (IOException e) {
                      bufLen = -1;
                  }
                  if (bufLen == -1) {
                      return -1;
                  }
              }
              return buf[bufOffset++];
          }
  
          public void skipBlank() {
              while (next >= 0 && next <= 32) {
                  next = read();
              }
          }
  
          public int ri() {
              return readInt();
          }
  
          public int readInt() {
              int sign = 1;
  
              skipBlank();
              if (next == '+' || next == '-') {
                  sign = next == '+' ? 1 : -1;
                  next = read();
              }
  
              int val = 0;
              if (sign == 1) {
                  while (next >= '0' && next <= '9') {
                      val = val * 10 + next - '0';
                      next = read();
                  }
              } else {
                  while (next >= '0' && next <= '9') {
                      val = val * 10 - next + '0';
                      next = read();
                  }
              }
  
              return val;
          }
  
      }
  
      static interface InverseNumber {
      }
  
      static class DigitUtils {
          private DigitUtils() {
          }
  
          public static int mod(long x, int mod) {
              if (x < -mod || x >= mod) {
                  x %= mod;
              }
              if (x < 0) {
                  x += mod;
              }
              return (int) x;
          }
  
      }
  
      static class Power implements InverseNumber {
          int mod;
  
          public Power(int mod) {
              this.mod = mod;
          }
  
          public int pow(int x, long n) {
              if (n == 0) {
                  return 1 % mod;
              }
              long r = pow(x, n >> 1);
              r = r * r % mod;
              if ((n & 1) == 1) {
                  r = r * x % mod;
              }
              return (int) r;
          }
  
      }
  }
  
  