import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);

    int n = scanner.nextInt();
    int a = scanner.nextInt();
    int b = scanner.nextInt();

    int all = 0;

    for (int x = 1; x <= n; x++) {
      int sum = 0;

      for (String number : String.valueOf(x).split("")) {
        sum += Integer.parseInt(number);
      }


      if (a <= sum && sum <= b) {
        all += x;

      }

    }

    System.out.println(all);

    scanner.close();
  }
}

/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz