import java.util.Scanner;
public class Main {
	public static void main(String[] args) {
		Scanner scan=new Scanner(System.in);
		int a=scan.nextInt();
		int b=scan.nextInt();
		int c=scan.nextInt();
		int count=0;
		for(int i=0;i!=a+1;i++) {
			int C=0;
			for(int j=i;j!=0;j/=10) {
				C+=j%10;
			}
			if(C>=b&&C<=c) {
				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