func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int t;     cin >> t;     while (t--) {       int n;       cin >> n;       int ans = INT_MAX;       for (int i = 0; i * i <= n; i++) {         ans = min(ans, i + (n + i) / (i + 1));       }       cout << ans - 1 <<   n ;     }     return 0;   }   