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();
        int sum = 0;
        int sumans = 0;
        int check = 0;
        for(int i = 1; i <= n; i++){
            check = i;
            while(check >= 1){
                sum = sum + check%10;
                check = check / 10;
            }
            if(a <= sum && sum <= b){
                sumans = sumans + i;
            }
            sum = 0;
        }
        System.out.print(sumans);
    }
}
/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