title: Calculate Maximum Value Using Sign Two Numbers String
signature: int calculateMaximumValueUsingSignTwoNumbersString(string str) {
test_code: #include <algorithm>
  #include <assert.h>
  #include <cstdlib>
  #include <iostream>
  #include <map>
  #include <set>
  #include <string>
  #include <tuple> 
  #include <unordered_map>
  #include <vector>
  #include <math.h>
  #include <cmath>
  #include <bits/stdc++.h>
  #include <numeric>
  #include <functional>
  
  using namespace std;
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE 
  // ============================================
  bool validateSolution(int actual, int expected){
      return actual == expected;
  }
  
  string driver(string str, int expected){
      try
      {
          if (validateSolution(PLACEHOLDER_FN_NAME(str), expected)){
              return "PASSED";
          }
          return "FAILED";
      }
      catch (const std::overflow_error& exception_obj)
      {
          return typeid(exception_obj).name();
      }
      catch (const std::runtime_error& exception_obj)
      {
          return typeid(exception_obj).name();
      }
      catch (const std::exception& exception_obj)
      {
          return typeid(exception_obj).name();
      }
      catch (...)
      {
          return "UNK_ERROR";
      }
  }
  
  int main() {
      string result = "";
  
      result = driver("pR", 2176); 
      cout << "TEST-" << 0 << "..."
           <<  result
           << "\n";
  
      result = driver("9518", 368); 
      cout << "TEST-" << 1 << "..."
           <<  result
           << "\n";
  
      result = driver("1", 1); 
      cout << "TEST-" << 2 << "..."
           <<  result
           << "\n";
  
      result = driver("3170487", 6272); 
      cout << "TEST-" << 3 << "..."
           <<  result
           << "\n";
  
      result = driver("0100101010", 4); 
      cout << "TEST-" << 4 << "..."
           <<  result
           << "\n";
  
      result = driver("Z rONcUqWb", -303); 
      cout << "TEST-" << 5 << "..."
           <<  result
           << "\n";
  
      result = driver("00419297", 5670); 
      cout << "TEST-" << 6 << "..."
           <<  result
           << "\n";
  
      result = driver("00", 0); 
      cout << "TEST-" << 7 << "..."
           <<  result
           << "\n";
  
      result = driver("r", 66); 
      cout << "TEST-" << 8 << "..."
           <<  result
           << "\n";
  
      return 0;
  }
source_py: def calculate_maximum_value_using_sign_two_numbers_string(str):
      res = (ord(str[0]) - 48)
      for i in range(1, len(str)):
          if ((str[i] == '0') or (str[i] == '1') or (res < 2)):
              res += (ord(str[i]) - 48)
          else:
              res *= (ord(str[i]) - 48)
      return res
source_cpp: int calculate_maximum_value_using_sign_two_numbers_string(string str) {
    int res = str [ 0 ] - '0';
    for ( int i = 1;
    i < str . length ( );
    i ++ ) {
      if ( str [ i ] == '0' || str [ i ] == '1' || res < 2 ) res += ( str [ i ] - '0' );
      else res *= ( str [ i ] - '0' );
    }
    return res;
  }