#include <bits/stdc++.h>
using namespace std;
int main(){
	long long int a,b;
	cin>>a>>b;
	for(int i=a;i<=b;i++){
		int ts1=i;//ÌæÉí 
		int ws=0;//λÊý 
		while(ts1!=0){//ÅжÏÓм¸Î» 
			ws++;
			ts1/=10;
		}
		int sz[10000001];
		for(int i=0;i<ws;i++){//¼Ç¼×Ô¼ºÓÐÄÄЩÊý¿ÉÓà 
			sz[i]+=i; 
		} 
		int ts2=i;
		int sj[10]
		while(ws--){
			
		}
	}
	return 0;
}