Buning uchun rand() funksiyasidan foydalaning.
masalan:
1000000 ta ababababbabab.....asdbasdsajkdbksajbdjkasbdkjbskfjbaksjdbfkjsad.
faqat ixtiyoriy ravishda bo'lsin

k = rand()%26 + 97 ;
qilib chiqaring shuni uzi kifoya

Edited by author 15.06.2013 11:32