import java.util.Scanner;

public class Main {

	public static void main(String... nui) {
		
		Scanner sc = new Scanner(System.in);
		
		int n = sc.nextInt();
		int a = sc.nextInt();
		int b = sc.nextInt();
		
		int ans = 0;
		
		for (int i = 1; i <= n; i++) {
			
			int tmp = i, sum = 0;
			
			while (tmp > 0) {
				
				sum += tmp % 10;
				tmp /= 10;
				
			}
			
			if (sum >= a && sum <= b) ans += i;
			
		}
		
		System.out.println(ans);
		
	}

}
/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