import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		atcode();
	}

	public static void atcode() {
		String[] info = new Scanner(System.in).nextLine().split(" ");
		int max = Integer.parseInt(info[0]);
		int sMin = Integer.parseInt(info[1]);
		int sMax = Integer.parseInt(info[2]);
		Long sum=0l;
		for (Integer i = 1; i <= max; i++) {
			int s=0;
			for(int temp =i;temp>0;temp/=10){
				s+=temp%10;
			}
			if (s >= sMin && s <= sMax)
				sum+=i.longValue();
		}
		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