diff --git a/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Barrier.py b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Barrier.py
new file mode 100644
index 0000000..c73c38c
--- /dev/null
+++ b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Barrier.py	
@@ -0,0 +1,27 @@
+from random import randrange
+from threading import Barrier, Thread
+from time import ctime, sleep
+
+num_persons = 3
+finish = Barrier(num_persons)
+persons = ['Si A', 'Si B', 'Si C']
+
+def editing():
+    name = persons.pop()
+    sleep(randrange(2, 5))
+    print('%s Mulai mengedit pada: %s ' % (name, ctime()))
+    finish.wait()
+    print('%s Selesai mengedit pada: %s ' % (name, ctime()))
+
+def main():
+    threads = []
+    print('Editing dimulai!')
+    for i in range(num_persons):
+        threads.append(Thread(target=editing))
+        threads[-1].start()
+    for thread in threads:
+        thread.join()
+    print('Editing selesai!')
+
+if __name__ == "__main__":
+    main()
\ No newline at end of file
diff --git a/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Condition.py b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Condition.py
new file mode 100644
index 0000000..08d9480
--- /dev/null
+++ b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Condition.py	
@@ -0,0 +1,69 @@
+import logging
+import threading
+import time
+
+LOG_FORMAT = '%(asctime)s %(threadName)-17s %(levelname)-8s %(message)s'
+logging.basicConfig(level=logging.INFO, format=LOG_FORMAT)
+
+items = []
+condition = threading.Condition() 
+
+class Pembeli(threading.Thread):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+    def beli(self):
+
+        with condition:
+
+            if len(items) == 0:
+                logging.info('Tidak ada makanan yang dapat dibeli')
+                condition.wait()
+
+            items.pop()
+            logging.info('Kamu membeli 1 item makanan')
+
+            condition.notify() 
+
+    def run(self):
+        for i in range(20):
+            time.sleep(2)
+            self.beli()
+
+
+class Penjual(threading.Thread):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+    def jual(self):
+
+        with condition:
+
+            if len(items) == 10:
+                logging.info('Di etalase terdapat {} item. Tidak cukup tempat. Produksi berhenti sementara'.format(len(items)))
+                condition.wait() 
+
+            items.append(1)
+            logging.info('Terdapat {} item makanan saat ini'.format(len(items)))
+
+            condition.notify() 
+
+    def run(self):
+        for i in range(20):
+            time.sleep(0.5)
+            self.jual()
+
+
+def main():
+    pembeli = Penjual(name='Penjual')
+    penjual = Pembeli(name='Pembeli')
+
+    penjual.start()
+    pembeli.start()
+
+    penjual.join()
+    pembeli.join()
+
+
+if __name__ == "__main__":
+    main()
diff --git a/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Event.py b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Event.py
new file mode 100644
index 0000000..3b5e93f
--- /dev/null
+++ b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Event.py	
@@ -0,0 +1,45 @@
+import logging
+import threading
+import time
+import random
+
+LOG_FORMAT = '%(asctime)s %(threadName)-17s %(levelname)-8s %(message)s'
+logging.basicConfig(level=logging.INFO, format=LOG_FORMAT)
+
+items = []
+event = threading.Event()
+
+
+class Pelanggan(threading.Thread):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+    def run(self):
+        while True:
+            time.sleep(2)
+            event.wait()
+            item = items.pop()
+            logging.info('Kendaraan dengan no. urut {} telah dicuci {} dan siap dikeluarkan'.format(item, self.name))
+
+class Pencuci(threading.Thread):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+    def run(self):
+        for i in range(5):
+            time.sleep(3)
+            item = random.randint(0, 100)
+            items.append(item)
+            logging.info('Kendaraan dengan no. urut {} masuk ke ruang cuci yang dikendarai oleh petugas cuci {}'.format(item, self.name))
+            event.set()
+            event.clear()
+
+if __name__ == "__main__":
+    t1 = Pencuci()
+    t2 = Pelanggan()
+
+    t1.start()
+    t2.start()
+
+    t1.join()
+    t2.join()
diff --git a/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/MyThreadClass.py b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/MyThreadClass.py
new file mode 100644
index 0000000..a3143f8
--- /dev/null
+++ b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/MyThreadClass.py	
@@ -0,0 +1,49 @@
+import time
+import os
+from random import randint
+from threading import Thread
+
+class PetugasCucian (Thread):
+   def __init__(self, name, duration):
+      Thread.__init__(self)
+      self.name = name
+      self.duration = duration
+   def run(self):
+      print ("---> " + self.name + \
+             " sedang bekerja, mencuci kendaraan dengan plat nomor "\
+             + str(os.getpid()) + "\n")
+      time.sleep(self.duration)
+      print ("---> " + self.name + " telah selesai mengerjakan\n")
+
+
+def main():
+    start_time = time.time()
+    
+    # Thread Creation
+    thread1 = PetugasCucian("Petugas 1 ", randint(1,10))
+    thread2 = PetugasCucian("Petugas 2 ", randint(1,10))
+    thread3 = PetugasCucian("Petugas 3 ", randint(1,10))
+
+    # Thread Running
+    thread1.start()
+    thread2.start()
+    thread3.start()
+
+    # Thread joining
+    thread1.join()
+    thread2.join()
+    thread3.join()
+
+    # End 
+    print("Kendaraan diserahkan ke pemilik")
+
+    #Execution Time
+    print("Total waktu mencuci dengan 3 orang pekerja adalah %s detik" % (time.time() - start_time))
+
+
+if __name__ == "__main__":
+    main()
+
+    
+
+
diff --git a/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/MyThreadClass_lock.py b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/MyThreadClass_lock.py
new file mode 100644
index 0000000..fa9336a
--- /dev/null
+++ b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/MyThreadClass_lock.py	
@@ -0,0 +1,56 @@
+import threading
+import time
+import os
+from threading import Thread
+from random import randint
+
+# Lock Definition
+threadLock = threading.Lock()
+
+class Montir (Thread):
+   def __init__(self, name, duration):
+      Thread.__init__(self)
+      self.name = name
+      self.duration = duration
+   def run(self):
+      #Acquire the Lock
+      threadLock.acquire()      
+      print ("---> " + self.name + \
+             " sedang bekerja, memperbaiki mobil dengan plat nomor "\
+             + str(os.getpid()) + "\n")
+      time.sleep(self.duration)
+      print ("---> " + self.name + " istirahat\n")
+      #Release the Lock
+      threadLock.release()
+
+
+def main():
+    start_time = time.time()
+    # Thread Creation
+    thread1 = Montir("Montir 1 ", randint(1,10))
+    thread2 = Montir("Montir 2 ", randint(1,10))
+    thread3 = Montir("Montir 3 ", randint(1,10))
+
+    # Thread Running
+    thread1.start()
+    thread2.start()
+    thread3.start()
+
+    # Thread joining
+    thread1.join()
+    thread2.join()
+    thread3.join()
+
+    # End 
+    print("Mobil selesai diperbaiki")
+
+    #Execution Time
+    print("Perbaikan memakan waktu %s detik" % (time.time() - start_time))
+
+
+if __name__ == "__main__":
+    main()
+
+    
+
+
diff --git a/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/MyThreadClass_lock_2.py b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/MyThreadClass_lock_2.py
new file mode 100644
index 0000000..e33d850
--- /dev/null
+++ b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/MyThreadClass_lock_2.py	
@@ -0,0 +1,57 @@
+import threading
+import time
+import os
+from threading import Thread
+from random import randint
+
+# Lock Definition
+threadLock = threading.Lock()
+
+class PitStopF1 (Thread):
+   def __init__(self, name, duration):
+      Thread.__init__(self)
+      self.name = name
+      self.duration = duration
+   def run(self):
+      #Acquire the Lock
+      threadLock.acquire()      
+      print ("---> " + self.name + \
+             " mulai mengganti roda F1, ini merupakan roda pengganti F1 ke "\
+             + str(os.getpid()) + "\n")
+      threadLock.release()
+      time.sleep(self.duration)
+      print ("---> " + self.name + " selesai mengganti roda F1\n")
+      #Release the Lock
+
+
+def main():
+    start_time = time.time()
+    
+    # Thread Creation
+    thread1 = PitStopF1("Montir 1 ", randint(1,5))
+    thread2 = PitStopF1("Montir 2 ", randint(1,5))
+    thread3 = PitStopF1("Montir 3 ", randint(1,5))
+
+    # Thread Running
+    thread1.start()
+    thread2.start()
+    thread3.start()
+
+    # Thread joining
+    thread1.join()
+    thread2.join()
+    thread3.join()
+
+    # End
+    print("Mobil F1 melaju kembali ke jalur balapan")
+
+    #Execution Time
+    print("Service pitstop memakan waktu %s detik" % (time.time() - start_time))
+
+
+if __name__ == "__main__":
+    main()
+
+    
+
+
diff --git a/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Rlock.py b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Rlock.py
new file mode 100644
index 0000000..2289cc5
--- /dev/null
+++ b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Rlock.py	
@@ -0,0 +1,60 @@
+import threading
+import time
+import random
+
+
+class RuangCuci:
+    def __init__(self):
+        self.lock = threading.RLock()
+        self.total_items = 0
+
+    def execute(self, value):
+        with self.lock:
+            self.total_items += value
+
+    def masuk(self):
+        with self.lock:
+            self.execute(1)
+
+    def keluar(self):
+        with self.lock:
+            self.execute(-1)
+
+def memasukkan(ruangcuci, items):
+    print("Terdapat {} kendaraan yang akan dicuci \n".format(items))
+    while items:
+        ruangcuci.masuk()
+        time.sleep(1)
+        items -= 1
+        print("1 kendaraan telah masuk -->{} kendaraan menunggu untuk masuk \n".format(items))
+
+
+
+def mengeluarkan(ruangcuci, items):
+    print("Terdapat {} slot tempat pencucian. Kendaraan harus segera diselesaikan dan dikeluarkan \n".format(items))
+    while items:
+        ruangcuci.keluar()
+        time.sleep(1)
+        items -= 1
+        print("1 kendaraan telah keluar -->{} kendaraan nanti akan dikeluarkan bertahap \n".format(items))
+
+
+def main():
+    items = 10
+    ruangcuci = RuangCuci()
+
+    t1 = threading.Thread(target=memasukkan, \
+                          args=(ruangcuci, random.randint(10,20)))
+    t2 = threading.Thread(target=mengeluarkan, \
+                          args=(ruangcuci, random.randint(1,10)))
+    
+    t1.start()
+    t2.start()
+
+
+    t1.join()
+    t2.join()
+    
+
+if __name__ == "__main__":
+    main()
diff --git a/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Semaphore.py b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Semaphore.py
new file mode 100644
index 0000000..e61e10f
--- /dev/null
+++ b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Semaphore.py	
@@ -0,0 +1,41 @@
+import logging
+import threading
+import time
+import random
+
+LOG_FORMAT = '%(asctime)s %(threadName)-17s %(levelname)-8s %(message)s'
+logging.basicConfig(level=logging.INFO, format=LOG_FORMAT)
+
+
+semaphore = threading.Semaphore(0)
+item = 0
+
+
+def pelanggan():
+    logging.info('Pelanggan order!')
+    semaphore.acquire()
+    logging.info('Pesanan selesai: Pelanggan mengambil pesanan dengan id {}'.format(item))
+
+
+def restaurant():
+    global item
+    time.sleep(3)
+    item = random.randint(0, 1000)
+    logging.info('Pesanan diterima: Cheff memasak pesanan dengan id {}'.format(item))
+    semaphore.release()
+
+
+def main():
+    for i in range(10):
+        t1 = threading.Thread(target=pelanggan)
+        t2 = threading.Thread(target=restaurant)
+
+        t1.start()
+        t2.start()
+
+        t1.join()
+        t2.join()
+
+
+if __name__ == "__main__":
+    main()
diff --git a/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Thread_definition.py b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Thread_definition.py
new file mode 100644
index 0000000..1fe503c
--- /dev/null
+++ b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Thread_definition.py	
@@ -0,0 +1,11 @@
+import time
+from threading import Thread
+
+def myfunc(i):
+    print ("Peserta yang berangkat dengan nomor urut %d" % i)
+    time.sleep(5)
+    print ("Peserta yang kembali dengan nomor urut %d" % i)
+
+for i in range(10):
+    t = Thread(target=myfunc, args=(i,))
+    t.start()
\ No newline at end of file
diff --git a/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Thread_determine.py b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Thread_determine.py
new file mode 100644
index 0000000..9c7fdc2
--- /dev/null
+++ b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Thread_determine.py	
@@ -0,0 +1,26 @@
+import threading
+import time
+
+def CuciMobil():
+    print (threading.currentThread().getName()+str(' -> Pencucian mobil dimulai \n'))
+    time.sleep(5)
+    print (threading.currentThread().getName()+str( ' -> Pencucian mobil baru saja selesai \n'))
+    return
+
+def CuciMotor():
+    print (threading.currentThread().getName()+str(' -> Pencucian motor dimulai \n'))
+    time.sleep(2)
+    print (threading.currentThread().getName()+str( ' -> Pencucian motor telah selesai lebih dulu \n'))
+    return
+
+
+if __name__ == "__main__":
+
+    t1 = threading.Thread(name='Cuci Mobil', target=CuciMobil)
+    t2 = threading.Thread(name='Cuci Motor', target=CuciMotor)
+
+    t1.start()
+    t2.start()
+
+    t1.join()
+    t2.join()
diff --git a/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Thread_name_and_processes.py b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Thread_name_and_processes.py
new file mode 100644
index 0000000..3f8978e
--- /dev/null
+++ b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Thread_name_and_processes.py	
@@ -0,0 +1,35 @@
+from threading import Thread
+import time
+import os
+
+class Loket (Thread):
+   def __init__(self, name):
+      Thread.__init__(self)
+      self.name = name
+ 
+   def run(self):
+       print("Penumpang yang sedang melakukan check-in berada pada {}".format(self.name))
+
+def main():
+    from random import randint
+    antrian1 = Loket("Loket 1 ")
+    antrian2 = Loket("Loket 2 ")
+    antrian3 = Loket("Loket 3 ")
+  
+    antrian1.start()
+    antrian2.start()
+    antrian3.start()
+
+    antrian1.join()
+    antrian2.join()
+    antrian3.join()
+
+    print("Selesai!")
+
+
+if __name__ == "__main__":
+    main()
+
+    
+
+
diff --git a/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Threading_with_queue.py b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Threading_with_queue.py
new file mode 100644
index 0000000..39b09d9
--- /dev/null
+++ b/QUIS SISTER 1/QUIS SISTER 1194004 Alwizain Almas/Threading_with_queue.py	
@@ -0,0 +1,53 @@
+""""Thread synchronisation with queue"""
+
+from threading import Thread
+from queue import Queue
+import time
+import random
+
+
+class CuciMobil(Thread):
+
+    def __init__(self, queue):
+        Thread.__init__(self)
+        self.queue = queue
+
+    def run(self):
+        for i in range(10):
+            item = random.randint(1, 20)
+            self.queue.put(item)
+            print('Informasi : mobil dengan antrian nomor urut %d silahkan masuk -> %s\n'\
+                  % (item, self.name))
+            time.sleep(1)
+
+
+class Pengunjung(Thread):
+
+    def __init__(self, queue):
+        Thread.__init__(self)
+        self.queue = queue
+
+    def run(self):
+        while True:
+            item = self.queue.get()
+            print('Mobil dengan nomor urut %d memasuki ruang cuci -> %s'\
+                  % (item, self.name))
+            self.queue.task_done()
+
+if __name__ == '__main__':
+    queue = Queue()
+
+    t1 = CuciMobil(queue)
+    t2 = Pengunjung(queue)
+    t3 = Pengunjung(queue)
+    t4 = Pengunjung(queue)
+
+    t1.start()
+    t2.start()
+    t3.start()
+    t4.start()
+
+    t1.join()
+    t2.join()
+    t3.join()
+    t4.join()
\ No newline at end of file