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 cnt = 0;
		for (int i = 0; i <= N; i++) {
			int num = i;
			int sum = 0;
			while(num > 0) {
				sum += num % 10;
				num /= 10;
			}
			if(A <= sum && sum <= B) cnt += i;
		}
		System.out.print(cnt);
	}
}
/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