title: Calculate Maximum Value Using Sign Two Numbers String
signature: func calculateMaximumValueUsingSignTwoNumbersString(str string) int {
test_code: package main
  
  import (
      "fmt"
      "reflect"
      "math"
      "sort"
  )
  
  // SOLUTION CODE
  // ===================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE
  // ===================================
  func validateSolution(actual int, expected int) bool {
      return reflect.DeepEqual(actual,expected)
  }
  
  func driver(str string, expected int) string {
      if validateSolution(PLACEHOLDER_FN_NAME(str),expected) {
              return "PASSED"
      }
      return "FAILED"
  
  }
  
  func main() {
  
      // Use imports to avoid undefined errors
      var _ = reflect.DeepEqual
      _ = math.Abs
      _ = sort.Sort
      result := ""
      result = driver("pR", 2176)
      fmt.Printf("TEST-0...%s\n", result)
      
      result = driver("9518", 368)
      fmt.Printf("TEST-1...%s\n", result)
      
      result = driver("1", 1)
      fmt.Printf("TEST-2...%s\n", result)
      
      result = driver("3170487", 6272)
      fmt.Printf("TEST-3...%s\n", result)
      
      result = driver("0100101010", 4)
      fmt.Printf("TEST-4...%s\n", result)
      
      result = driver("Z rONcUqWb", -303)
      fmt.Printf("TEST-5...%s\n", result)
      
      result = driver("00419297", 5670)
      fmt.Printf("TEST-6...%s\n", result)
      
      result = driver("00", 0)
      fmt.Printf("TEST-7...%s\n", result)
      
      result = driver("r", 66)
      fmt.Printf("TEST-8...%s\n", result)
      
          
  }
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;
  }