title: Number Unique Rectangles Formed Using N Unit Squares
signature: numberUniqueRectanglesFormedUsingNUnitSquares :: Integer -> Integer
  numberUniqueRectanglesFormedUsingNUnitSquares 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 (34) (66) )
  
      printf "TEST-1...%s\n" (driver (49) (104) )
  
      printf "TEST-2...%s\n" (driver (41) (83) )
  
      printf "TEST-3...%s\n" (driver (17) (28) )
  
      printf "TEST-4...%s\n" (driver (67) (151) )
  
      printf "TEST-5...%s\n" (driver (38) (76) )
  
      printf "TEST-6...%s\n" (driver (59) (128) )
  
      printf "TEST-7...%s\n" (driver (64) (144) )
  
      printf "TEST-8...%s\n" (driver (61) (135) )
  
      printf "TEST-9...%s\n" (driver (58) (127) )
  
source_py: def number_unique_rectangles_formed_using_n_unit_squares(n):
      ans = 0
      for length in range(1, (int(math.sqrt(n)) + 1)):
          height = length
          while ((height * length) <= n):
              ans += 1
              height += 1
      return ans
source_cpp: int number_unique_rectangles_formed_using_n_unit_squares(int n) {
    int ans = 0;
    for ( int length = 1;
    length <= sqrt ( n );
    ++ length ) for ( int height = length;
    height * length <= n;
    ++ height ) ans ++;
    return ans;
  }