func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int q;     cin >> q;     while (q--) {       long long x[3];       cin >> x[0] >> x[1] >> x[2];       sort(x, x + 3);       x[2] -= x[1] - x[0];       cout << x[1] + x[2] / 2 << endl;     }   }   