├── README.md
├── factorial.py
├── karta.py
└── while.py


/README.md:
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1 | ### 1. factorial.py - mathematical function - Factorial.
2 | ### 2. karta.py - plastik karta raqami kiritilganda humo yoki uzcard ekanligini aniqlab beradigan dastur.
3 | ### 3. sriding - Ism familiya ochistva  sridingda takrorlash.
4 | ### 4. while.py - Telefon paroli while True


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/factorial.py:
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1 | a = int(input("Sizga qaysi sonning factorial qiymati kerak.         "))
2 | b = 0
3 | c = 1
4 | for x in range(b,a):
5 |     b += 1
6 |     c *= b
7 | print("Natija: ", a,"! == ",c)


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/karta.py:
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 1 | while True:
 2 |     a = input("Karta raqamingizni kiriting: ")
 3 |     if len(a) == 16:
 4 |         if a[0:4] == '8600':
 5 |             print("Uzcard karta raqamini kiritdingiz.Davom etishingiz mumkin.Qaysi xizmat turidan foydalanishni xoxlaysiz.")
 6 |             break
 7 |         elif a[0:4] == '9860':
 8 |             print("Humo karta raqamini kiritdingiz.Davom etishingiz mumkin.Qaysi xizmat turidan foydalanishni xoxlaysiz.")
 9 |             break
10 |         else:
11 |             print("Siz kiritgan ma'lumot bo'yicha plastik karta topilmadi qayta urinib ko'ring.")
12 |     else:
13 |         print("Karta raqami 16ta raqamdan iborat bo'lishi kerak qayta urinib ko'ring.")
14 | 
15 | 
16 | 
17 | # a input deb olingan
18 | 
19 |         


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/while.py:
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 1 | import time
 2 | a = 0
 3 | while True:
 4 |     a += 1
 5 |     parol = input("Parolni kiriting: ")
 6 |     if parol == '123':
 7 |         print("Kirishingiz mumkin.")
 8 |         break
 9 |     elif a == 3:
10 |         print("Siz parolni 3 marta noto'g'ri kiritdingiz kuting va qayta urinib ko'ring: ")
11 |         for x in range(15):
12 |             time.sleep(1)
13 |             print(x)
14 |     elif a== 5:
15 |         print("Siz parolni 5 marta noto'g'ri kiritdingiz kuting va qayta urinib ko'ring: ")
16 |         for x in range(30):
17 |             time.sleep(1)
18 |             print(x)
19 |         a = 0


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