import java.util.*;
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 yono = 0;
        for(int i = 1 ; i <= n ; i++){
            if(i / 10000 + ((i / 1000) % 10) + ((i / 100) % 10) + ((i / 10) % 10) + i % 10 >= a && i / 10000 + ((i / 1000) % 10) + ((i / 100) % 10) + ((i / 10) % 10) + i % 10 <= b) yono += i;
        }
        System.out.println(yono);
    }
}
/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