import java.util.Scanner;
public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int n = scan.nextInt();
		int a = scan.nextInt();
		int b = scan.nextInt();
		int count = 0;
		
		for(int i = 1; i <= n; i++){
			int sum = 0;
			for(int j = 0; j < String.valueOf(i).length(); j++){
				sum += String.valueOf(i).charAt(j)-'0';
			}
			if(a <= sum && sum <= b)count += i;
		}
		System.out.println(count);
	}
}
/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