

def 						_snake_case(    SCREAMING_SNAKE_CASE__			:	int = 4000000      )							->      int:





    '''simple docstring'''






    A__          =   [0, 1]
    A__          =   0
    while fib[i] <= n:
        fib.append(fib[i] + fib[i + 1]      )
        if fib[i + 2] > n:
            break
        i += 1
    A__          =   0
    for j in range(len(SCREAMING_SNAKE_CASE__      ) - 1      ):
        if fib[j] % 2 == 0:
            total += fib[j]

    return total


if __name__ == "__main__":
     print(f"""{solution() = }""")








"""simple docstring"""





def  __A   (_SCREAMING_SNAKE_CASE     ,   _SCREAMING_SNAKE_CASE			)					->bool:





  """simple docstring"""


  return numa ^ numa < 0


if __name__ == "__main__":
  import doctest

  doctest.testmod()
