func_code_string: #include <bits/stdc++.h>   using namespace std;   long long ans = 0;   int main(int argc, char const *argv[]) {     int t;     cin >> t;     while (t--) {       int a, b, ans = 0;       cin >> a >> b;       if (a == b)         cout << (a * 2) / 3 << endl;       else {         if (a > b) swap(a, b);         if (b >= 2 * a)           cout << a << endl;         else {           ans = b - a;           a = 2 * a - b;           ans += (a * 2) / 3;           cout << ans << endl;         }       }     }   }   