import java.util.*;

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