#include <bits/stdc++.h>
using namespace std;
int main()
{
int t; cin >>t;
int num=1;
while (t--)
{
int x=num++;
vector <int> v;
v.push_back(9);
v.push_back(9);
int sum=18;
int lst=9; int i=2;
if (x<=9) {cout <<x <<"\n"; continue; }
else if (x<=18) {x-=9; cout <<x <<x <<"\n"; continue;; }
else
{while (sum>3 && i%2) lst*=10;
v.push_back(lst*10);
sum+=v.back();
}
sum-=v.back();
}
int digits=i;
vector <int> ans;
int add=pow(10, digits/2+digits%2-1);
// cout <<"add=" <<add <<"sum="<<sum <<endl;
for (int j=1; j<=digits/2+digits%2; j++)
{
int tsum=sum;
int ah=0; if (j==1) {ah=1; tsum++;}
for (int k=1; k<10; k++)
{
// cout <<"j=" <<j <<endl;
if (tsum+add>x) break;
tsum+=add; if (tsum==x) ah=k; else ah=k+1;
// cout <<"k=" <<k <<"tsum=" <<tsum <<endl;
}
ans.push_back(ah);
add/=10;
sum=tsum;
}
for (auto it: ans) cout <<it;
if (digits%2) ans.pop_back();
reverse(ans.begin(), ans.end());
for (auto it: ans) cout <<it;
cout <<"\n";
}
}
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