title: Number Non Negative Integral Solutions B C N 1
signature: numberNonNegativeIntegralSolutionsBCN1 :: Integer -> Integer
  numberNonNegativeIntegralSolutionsBCN1 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 (41) (903) )
  
      printf "TEST-1...%s\n" (driver (72) (2701) )
  
      printf "TEST-2...%s\n" (driver (54) (1540) )
  
      printf "TEST-3...%s\n" (driver (75) (2926) )
  
      printf "TEST-4...%s\n" (driver (87) (3916) )
  
      printf "TEST-5...%s\n" (driver (41) (903) )
  
      printf "TEST-6...%s\n" (driver (78) (3160) )
  
      printf "TEST-7...%s\n" (driver (80) (3321) )
  
      printf "TEST-8...%s\n" (driver (46) (1128) )
  
      printf "TEST-9...%s\n" (driver (9) (55) )
  
source_py: def number_non_negative_integral_solutions_b_c_n_1(n):
      return int((((n + 1) * (n + 2)) / 2))
source_cpp: int number_non_negative_integral_solutions_b_c_n_1(int n) {
    return ( ( n + 1 ) * ( n + 2 ) ) / 2;
  }