func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int r, g, b;     cin >> r >> g >> b;     int ans = 0;     ans = r / 3 + g / 3 + b / 3;     if (min(r, min(g, b)) >= 1)       ans = max(ans, (r - 1) / 3 + (g - 1) / 3 + (b - 1) / 3 + 1);     if (min(r, min(g, b)) >= 2)       ans = max(ans, (r - 2) / 3 + (g - 2) / 3 + (b - 2) / 3 + 2);     cout << ans;   }   