#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (n); ++i)

using namespace std;
using ll = long long;

void solve() {
    int n;
    cin >> n;
    
    if (n < 10) {
        string s;
        for (int i = 1; i < n; ++i) {
            s += to_string(i);
        }
        s += "0";
        cout << s << '\n';
        return;
    }

    int k = n/10, r = n%10;

    string s;
    for (int i = 1; i <= r; ++i) {
        s += to_string(i);
    }
    
    if (r < 9) {
        for (int i = r+2; i <= 9; ++i) {
            s += to_string(i);
        }
        s += to_string(r+1);
        rep(i, r+1) s += to_string(i);
    }
    else {
        rep(i, 10) s += to_string(i);
    }

    for (int b = 2; b <= k; ++b) {
        rep(i, 10) s += to_string(i);
    }

    cout << s << '\n';
}

int main() {
    int t;
    cin >> t;
    
    while (t--) solve();
    
    return 0;
}