func_code_string: #include <bits/stdc++.h>   using namespace std;   const int N = 2e6 + 10, mod = 1e9 + 9;   const int maxn = 500010;   const long double eps = 1e-5;   const int EPS = 500 * 500;   template <typename T>   void read(T &x) {     x = 0;     char ch = getchar();     long long first = 1;     while (!isdigit(ch)) {       if (ch ==  - ) first *= -1;       ch = getchar();     }     while (isdigit(ch)) {       x = x * 10 + ch - 48;       ch = getchar();     }     x *= first;   }   template <typename T, typename... Args>   void read(T &first, Args &...args) {     read(first);     read(args...);   }   int main() {     std::ios::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     int _;     cin >> _;     while (_--) {       int n, second;       cin >> n >> second;       cout << second / (n / 2 + 1) <<   n ;     }   }   