import java.util.*;

public class Main {
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int maxNum = sc.nextInt();
    int over = sc.nextInt();
    int under = sc.nextInt();

    int ans = 0;

    for(int num=1; num<=maxNum ; num++){
        String numStr = String.valueOf(num);

        int plusNum = 0;
        for(char charNum : numStr.toCharArray()){
            plusNum += Integer.parseInt(String.valueOf(charNum));
        }
        if(plusNum >= over && plusNum <= under){
            ans += num;
        }
    }

    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