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 count = 0;
    int total = 0;
    
    for(int i = 1; i <= N; i++){
      int n=i;
      count = 0;
      while(n>0){
        count += n % 10;
        n = n / 10;
      }
      if(A<=count && count<=B){
        total += i;
      }
 
    }
    System.out.println(total);
  }
}
/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