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;
        int temp=0;
        int tempSum=0;
        for(int i=1;i<=N;i++){
            temp=i;
            tempSum=0;
            while(temp/10 != 0){
                tempSum+=temp%10;
                temp/=10;
            }
            tempSum+=temp;
            if(tempSum>=A && tempSum<=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