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 sum = 0;
        for(int i = 1; i <= N; i++){
            if(keta(i)>=A && keta(i)<=B)
                sum += i;
        }
        System.out.println(sum);
   }

    static int keta(int n){
        int sum = 0;
        while(n != 0){
            sum += (n%10);
            n /= 10;
        }
        return 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