title: Number Of Substrings With Odd Decimal Value In A Binary String
signature: numberOfSubstringsWithOddDecimalValueInABinaryString :: String -> Integer
  numberOfSubstringsWithOddDecimalValueInABinaryString s = 
test_code: import Text.Printf
  import Control.Exception (catch, SomeException)
  import Data.Typeable
  import qualified Data.List as List
  import qualified Data.Map as Map
  import qualified Data.Set as Set
  
  -- SOLUTION CODE
  -- ============================================
  
  PLACEHOLDER_CODE_BODY
  
  -- TESTING CODE 
  -- ============================================
  validateSolution :: Integer -> Integer -> Bool
  validateSolution actual expected = do
      actual == expected
  
  
  driver :: String -> Integer -> String
  driver s expected = do
      if (validateSolution (PLACEHOLDER_FN_NAME s) expected)
          then "PASSED"
      else "FAILED"
  
  main = do
      printf "TEST-0...%s\n" (driver ("OGiOkJF") (0) )
  
      printf "TEST-1...%s\n" (driver ("517376") (1) )
  
      printf "TEST-2...%s\n" (driver ("11") (3) )
  
      printf "TEST-3...%s\n" (driver ("Ze") (0) )
  
      printf "TEST-4...%s\n" (driver ("8763644247018") (1) )
  
      printf "TEST-5...%s\n" (driver ("00111010001") (15) )
  
      printf "TEST-6...%s\n" (driver ("HGwkBKUOVu") (0) )
  
      printf "TEST-7...%s\n" (driver ("652") (0) )
  
      printf "TEST-8...%s\n" (driver ("101000011110") (21) )
  
      printf "TEST-9...%s\n" (driver ("kvdpG ") (0) )
  
source_py: def number_of_substrings_with_odd_decimal_value_in_a_binary_string(s):
      n = len(s)
      auxArr = [0 for i in range(n)]
      if (s[0] == '1'):
          auxArr[0] = 1
      for i in range(0, n):
          if (s[i] == '1'):
              auxArr[i] = (auxArr[(i - 1)] + 1)
          else:
              auxArr[i] = auxArr[(i - 1)]
      count = 0
      for i in range((n - 1), (- 1), (- 1)):
          if (s[i] == '1'):
              count += auxArr[i]
      return count
source_cpp: int number_of_substrings_with_odd_decimal_value_in_a_binary_string(string s) {
    int n = s . length ( );
    int auxArr [ n ] = {
      0 };
      if ( s [ 0 ] == '1' ) auxArr [ 0 ] = 1;
      for ( int i = 1;
      i < n;
      i ++ ) {
        if ( s [ i ] == '1' ) auxArr [ i ] = auxArr [ i - 1 ] + 1;
        else auxArr [ i ] = auxArr [ i - 1 ];
      }
      int count = 0;
      for ( int i = n - 1;
      i >= 0;
      i -- ) if ( s [ i ] == '1' ) count += auxArr [ i ];
      return count;
    }