func_code_string: #include <bits/stdc++.h>   using namespace std;   int32_t main() {     long long r, g, b;     cin >> r >> g >> b;     long long ans = 0;     long long tr, tg, tb;     for (long long i = 0; i <= min({r, g, b, 2LL}); i++) {       long long t = i;       tr = r;       tg = g;       tb = b;       tr -= i;       tg -= i;       tb -= i;       t += (tr / 3 + tg / 3 + tb / 3);       ans = max(ans, t);     }     cout << ans;   }   