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 ans = 0;
    for(int i = 1; i <= N; i++){
      int sum = 0;
      String s = i + "";
      for(int j = 0; j < s.length(); j++){
        char c = s.charAt(j);
        sum += (c - '0');
      }
      if(sum >= A && sum <= B){
        ans += i;
      }
    }
    
    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