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 t = 0;
			int sum = 0;
			int c = i;
			while (c != 0) {
				t = c % 10;
				sum += t;
				c /= 10;
			}

			if(sum >= a && sum <= 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