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 i = 0;
		int sum = 0;
		for(i = 1; i <= n; i++) {
			int i1 = i/10000;
			int i2 = (i - (i1 * 10000)) / 1000;
			int i3 = (i - (i1 * 10000) - (i2 * 1000)) / 100;
			int i4 = (i - (i1 * 10000) - (i2 * 1000) - (i3 * 100)) / 10;
			int i5 = (i - (i1 * 10000) - (i2 * 1000) - (i3 * 100)) % 10;
			int sum2 = i1 + i2 + i3 + i4 + i5;
			if(a <= sum2 && sum2 <= b) {
				sum = sum + i;
			}
		}
		System.out.println(sum);
	}
}
/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