title: Number Ordered Pairs Ai Aj 0
signature: numberOrderedPairsAiAj0 :: [Integer] -> Integer -> Integer
  numberOrderedPairsAiAj0 a 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 -> Integer -> String
  driver a n expected = do
      if (validateSolution (PLACEHOLDER_FN_NAME a n) expected)
          then "PASSED"
      else "FAILED"
  
  main = do
      printf "TEST-0...%s\n" (driver ([17, 20, 32, 35, 35, 36, 43, 47, 59, 59, 68, 69, 70, 70, 75, 82, 88, 94, 96, 99]) (17) (54) )
  
      printf "TEST-1...%s\n" (driver ([-78, -40, 58, -36, 34, -12, -38, 48, -66, 16, 50, -26, -22, 46, -70, -68, -44, -52, -78, -50]) (11) (6) )
  
      printf "TEST-2...%s\n" (driver ([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]) (23) (506) )
  
      printf "TEST-3...%s\n" (driver ([49, 57, 17, 37, 56, 61, 10, 3, 33, 33, 70, 35, 50, 85, 48, 65, 83, 21, 96, 19, 66, 43, 69, 17, 60, 87, 82, 3, 83, 44, 63, 19, 55, 58, 77, 76, 50, 96]) (37) (172) )
  
      printf "TEST-4...%s\n" (driver ([-94, -88, -86, -80, -80, -72, -64, -60, -58, -58, -58, -50, -44, -32, -8, -8, 0, 6, 8, 10, 14, 14, 18, 28, 34, 34, 46, 54, 56, 56, 56, 64, 66, 66, 70, 82, 84, 88, 96]) (33) (266) )
  
      printf "TEST-5...%s\n" (driver ([1, 1, 1, 0, 1, 0, 1, 1, 0, 0, 1, 0, 1, 0, 1, 1, 0]) (13) (100) )
  
      printf "TEST-6...%s\n" (driver ([1, 3, 10, 11, 13, 14, 15, 17, 20, 25, 26, 26, 27, 29, 32, 36, 36, 36, 42, 46, 47, 49, 51, 54, 54, 55, 60, 66, 67, 68, 68, 68, 72, 77, 78, 79, 83, 84, 92, 98]) (32) (238) )
  
      printf "TEST-7...%s\n" (driver ([-76, -72, 16, 38, -60, 44, -2, -76, -76, -56, 40, 36, 50, -50, -32, 48, -96, 80, 84, 60, 84, 38, -54, -42, 48, 30, 66, -62, -52, -94, 64, -16, 54, 98]) (28) (116) )
  
      printf "TEST-8...%s\n" (driver ([0, 0, 1, 1, 1, 1]) (5) (14) )
  
      printf "TEST-9...%s\n" (driver ([63, 82, 22, 84, 11, 62, 18, 43, 57, 25, 4, 27, 62, 46, 55, 16, 1, 9, 10, 73, 36, 80, 95, 87, 47, 64, 27, 25, 70]) (22) (108) )
  
source_py: def number_ordered_pairs_ai_aj_0(a, n):
      count = 0
      for i in range(0, n):
          for j in range((i + 1), n):
              if ((a[i] & a[j]) == 0):
                  count += 2
      return count
source_cpp: int number_ordered_pairs_ai_aj_0(vector<int> a, int n) {
    int count = 0;
    for ( int i = 0;
    i < n;
    i ++ ) {
      for ( int j = i + 1;
      j < n;
      j ++ ) if ( ( a [ i ] & a [ j ] ) == 0 ) count += 2;
    }
    return count;
  }