چالش شماره 13- با استفاده از Pandas یک جدول ضرب طراحی نمایید.
#ماژول_Pandas
#سطح_آسان
لینک عضویت در چالش های پایتون برای مالی:
www.tg-me.com/in/python4finance challenge/com.python4finance_challenge
BY python4finance-challenge
Secret Chats are one of the service’s additional security features; it allows messages to be sent with client-to-client encryption. This setup means that, unlike regular messages, these secret messages can only be accessed from the device’s that initiated and accepted the chat. Additionally, Telegram notes that secret chats leave no trace on the company’s services and offer a self-destruct timer.
Telegram is riding high, adding tens of million of users this year. Now the bill is coming due.Telegram is one of the few significant social-media challengers to Facebook Inc., FB -1.90% on a trajectory toward one billion users active each month by the end of 2022, up from roughly 550 million today.
python4finance challenge from in