import java.util.Scanner;

class Main{
    static Scanner sc=new Scanner(System.in);
    public static void main(String args[]){
        int n,a,b;
        n=sc.nextInt();
        a=sc.nextInt();
        b=sc.nextInt();
        
        int sum=0,ans=0;
        for(int i=0;i<=n;i++){
            String x=Integer.toString(i);
            //System.out.println(x);
            sum=0;
            for(int j=0;j<x.length();j++){
                sum+=x.charAt(j)-'0';
            }
            //System.out.println(">"+sum);
            if(a<=sum&&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