Всем привет! 👋
Задача этой недели — Perfect Rectangle. Даны координаты углов некоторого количества прямоугольников. Определить являются ли они мозаикой, сложенные в один большой прямоугольник. Happy LeetCoding!
BY 💻 Coding interviews in a nutshell
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.
Secure video calling is in high demand. As an alternative to Zoom, many people are using end-to-end encrypted apps such as WhatsApp, FaceTime or Signal to speak to friends and family face-to-face since coronavirus lockdowns started to take place across the world. There’s another option—secure communications app Telegram just added video calling to its feature set, available on both iOS and Android. The new feature is also super secure—like Signal and WhatsApp and unlike Zoom (yet), video calls will be end-to-end encrypted.
Coding interviews in a nutshell from vn