#include <bits/stdc++.h>
using namespace std;

int main()
{
	int a,b;
	cin>>a>>b;
	start <int> p;
	for (int i=a;i<=b;i++)
	{
		int num=0;
		while (i!=0)
		{
			i=i/10;
			num++;
		}
		for (int i=0;i<=num;i++)
		{
			while (i!=0)
			{
				i=i/10;
				
			}
		}
	}
	return 0;
}