title: Minimize The Sum Of Digits Of A And B Such That A B N
signature: minimizeTheSumOfDigitsOfAAndBSuchThatABN :: Integer -> Integer
  minimizeTheSumOfDigitsOfAAndBSuchThatABN n = 
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 :: Integer -> Integer -> String
  driver n expected = do
      if (validateSolution (PLACEHOLDER_FN_NAME n) expected)
          then "PASSED"
      else "FAILED"
  
  main = do
      printf "TEST-0...%s\n" (driver (2) (2) )
  
      printf "TEST-1...%s\n" (driver (39) (12) )
  
      printf "TEST-2...%s\n" (driver (31) (4) )
  
      printf "TEST-3...%s\n" (driver (45) (9) )
  
      printf "TEST-4...%s\n" (driver (35) (8) )
  
      printf "TEST-5...%s\n" (driver (94) (13) )
  
      printf "TEST-6...%s\n" (driver (67) (13) )
  
      printf "TEST-7...%s\n" (driver (50) (5) )
  
      printf "TEST-8...%s\n" (driver (4) (4) )
  
      printf "TEST-9...%s\n" (driver (63) (9) )
  
source_py: def minimize_the_sum_of_digits_of_a_and_b_such_that_a_b_n(n):
      sum = 0
      while (n > 0):
          sum += (n % 10)
          n //= 10
      if (sum == 1):
          return 10
      return sum
source_cpp: int minimize_the_sum_of_digits_of_a_and_b_such_that_a_b_n(int n) {
    int sum = 0;
    while ( n > 0 ) {
      sum += ( n % 10 );
      n /= 10;
    }
    if ( sum == 1 ) return 10;
    return sum;
  }