import ctypes
import multiprocessing

class Berbagi(ctypes.Structure):
    _fields_ = [('a', ctypes.c_wchar_p), ('b', ctypes.c_double) ]

def hajar(nilai, kunci, bantu) :
    for i in range(bantu, len(nilai), 3):
        kunci.acquire()
        nilai[i].a = str(i)
        nilai[i].b = float(i)
        kunci.release()

def bantai():
    nilai = multiprocessing.Array(Berbagi, [Berbagi() for x in range(9)] )
    kunci_mati = multiprocessing.Lock()

    satu = multiprocessing.Process(target=hajar, args=(nilai, kunci_mati, 0))
    dua = multiprocessing.Process(target=hajar, args=(nilai, kunci_mati, 1))

    satu.start()
    dua.start()

    satu.join()
    dua.join()

    for use in nilai:
        print(use.a)
        print(use.b)

bantai()