#include <bits/stdc++.h>

using namespace std;

int a[10000006];

int main()
{
    int n,p;
    cin >> n >> p;
    p--;
    a[1] = 1;
    for(int i = n;i >= 1;i--)
    {
        if(p > 9)
        {
            a[i] = 9;
            p -= 9;
        }
        else 
        {
            a[i] = p;
            if(i == 1) a[i]++;
            break;
        }
    }
    for(int i = 1;i <= n;i++) cout << a[i];
}```