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();

        long count = 0;

        for (int i=1;i<=n;i++){
            long instance = 0;
            for (int j=0;j<Integer.toString(i).length();j++){
                instance += Integer.parseInt(Character.toString(Integer.toString(i).charAt(j)));
            }
            if (a<=instance&&instance<=b){
                count+=i;
            }
        }
        System.out.println(count);
    }

}
/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