func_code_string: #include <bits/stdc++.h>   using namespace std;   long long int ans, sum, pro;   string s, str;   long long int solve(int st, int end, string z) {     long long int sum2 = 0, pro2 = 1;     for (int i = st; i <= end; i++) {       if (z[i] ==  + ) {         sum2 += pro2;         pro2 = 1;       } else if (i % 2 == 0)         pro2 *= s[i] -  0 ;     }     return sum2 + pro2;   }   int main() {     cin >> s;     str =  1* ;     str += s;     str +=  *1 ;     s = str;     for (int i = 1; i < s.size(); i += 2) {       if (s[i] ==  + ) continue;       for (int j = i + 2; j < s.size(); j += 2) {         if (s[j] ==  * ) {           sum = 0, pro = 1;           for (int k = 0; k < s.size(); k++) {             if (k == i)               pro *= solve(i + 1, j - 1, s);             else if (k >= i && k <= j)               continue;             else if (s[k] ==  + ) {               sum += pro;               pro = 1;             } else if (k % 2 == 0)               pro *= s[k] -  0 ;           }           sum += pro;           ans = max(ans, sum);         }       }     }     cout << ans <<   n ;   }   