import java.util.*;

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 sho = 0;
      	int amrS = 0;
	    int ans = 0;
      
      for(int i = 1 ; i < n+1 ; i++){
        sho = i;
        amrS= 0;
      	while(sho != 0){
          amrS += sho%10;
          sho /= 10;
        }  
        if(amrS >= a && amrS <= 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