func_code_string: #include <bits/stdc++.h>   #include <vector>   #include <set>   #include <string>   #include <map>   #include <cmath>   #include <algorithm>   typedef long long int ll;   #define f first   #define s second   #define vi vector<int>   #define ld long double   #define pb push_back   #define mp make_pair   #define pii pair<int, int>   #define floop(count,a, n) for(int count{a}; count < n; ++count)   #define tr(c, it) for(auto it{c.begin()}; it != c.end(); ++it)   #define lb lower_bound   #define ub upper_bound   #define bs binary_search   #define newl   n             using namespace std;      const int MOD = 1e9+7;   const ld PI = acos(-1);   const ld EPS = 1e-9;   const ll INF = 1e18;             int main(){          ios::sync_with_stdio(0);       cin.tie(0); cout.tie(0);           #ifndef ONLINE_JUDGE                  freopen( input.txt ,  r , stdin);                                                freopen( output.txt ,  w , stdout);                                  #endif           int cas;cin>>cas;           while(cas--){               int n;               cin>>n;               int a = sqrt(n);               if(a*a == n)                   cout<<a<<  n ;               else                   cout<<a + 1<<  n ;                 }       cerr <<  Time :   << 1000 * ((double)clock()) / (double)CLOCKS_PER_SEC <<  ms n ;          return 0;    }