import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int a = sc.nextInt();
        int b = sc.nextInt();
        sc.close();

        int tmpSum = 0;
        int sum = 0;
        for(int i=0; i<=n; i++) {
            String s = Integer.toString(i);
            for(int j=0; j<s.length(); j++) {
                tmpSum += Character.getNumericValue(s.charAt(j));
            }
            if(tmpSum >= a && tmpSum <= b) {
                sum += i;
            }
            tmpSum = 0;
        }
        System.out.println(sum);
    }
}

/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