import java.util.Scanner;
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 total = 0;
		for (int i = 1; i <= N ; i++) {
			int count = 0;
			for (String c :Integer.toString(i).split("")) {
				count += Integer.parseInt(c);
			}
			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