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 digitsum = 0;
   int tmp;
   int ans = 0;
   for(int k = 1;k<=N;k++)
   {
    digitsum=0;
    tmp = k;
    for(int i = 0;i<6;i++)
    {
      digitsum += tmp%10;
      tmp = tmp/10;
      if(tmp==0) break;
    }
    if(digitsum>=A&&digitsum<=B) ans+=k;
   }
   System.out.println(ans);
 }
}
/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