from __future__ import annotations



def   __A		(			_A							,				_A							,				_A							,				):



 """simple docstring"""


 if (electron_conc, hole_conc, intrinsic_conc).count(0					) != 1:
  raise ValueError("You cannot supply more or less than 2 values"					)
 elif electron_conc < 0:
  raise ValueError("Electron concentration cannot be negative in a semiconductor"					)
 elif hole_conc < 0:
  raise ValueError("Hole concentration cannot be negative in a semiconductor"					)
 elif intrinsic_conc < 0:
  raise ValueError(
      "Intrinsic concentration cannot be negative in a semiconductor"					)
 elif electron_conc == 0:
  return (
      "electron_conc",
      intrinsic_conc**2 / hole_conc,
  )
 elif hole_conc == 0:
  return (
      "hole_conc",
      intrinsic_conc**2 / electron_conc,
  )
 elif intrinsic_conc == 0:
  return (
      "intrinsic_conc",
      (electron_conc * hole_conc) ** 0.5,
  )
 else:
  return (-1, -1)


if __name__ == "__main__":
  import doctest

  doctest.testmod()



from __future__ import annotations



def   __A		(			_A					):



 """simple docstring"""


 __a       =  [True] * limit
 __a       =  False
 __a       =  False
 __a       =  True

 for i in range(3							,				int(limit**0.5 + 1					)							,				2					):
  __a       =  i * 2
  while index < limit:
   __a       =  False
   __a       =  index + i

 __a       =  [2]

 for i in range(3							,				_A							,				2					):
  if is_prime[i]:
   primes.append(_A					)

 return primes



def   __A		(			_A = 100_0000					):



 """simple docstring"""


 __a       =  prime_sieve(_A					)
 __a       =  0
 __a       =  0

 for i in range(len(_A					)					):
  for j in range(i + length							,				len(_A					)					):
   __a       =  sum(primes[i:j]					)
   if sol >= ceiling:
    break

   if sol in primes:
    __a       =  j - i
    __a       =  sol

 return largest


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


