func_code_string: #include <bits/stdc++.h>   using namespace std;   const long long N = 2e6 + 5;   long long n, k, a[N], res;   void solo() {     cin >> n;     for (int i = 1; i <= n; i++) cout << i + 1 <<    ;   }   int main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     long long t = 1;     cin >> t;     while (t--) {       solo();       cout << endl;     }     cerr <<   n  << (double)clock() / CLOCKS_PER_SEC * 1000 <<   ms ;   }   