Java учебник (+ Задачи) is an Android application designed to help beginners learn Java programming. The app is developed by Азат Сержанов and is available for free in the Education & Reference category under the Books subcategory. The app provides a comprehensive guide to Java programming with a collection of practical work on the AS Java Kostina Klimov and SA.

The app includes a range of tasks that help beginners to reinforce their knowledge. The tasks are designed to be challenging and are ideal for use as laboratory assignments. The app provides an excellent learning experience for those who want to learn Java programming, with a clear and concise presentation of the content.

In addition, the developers are planning to release a paid version of the app soon, which will include ready-made answers. Overall, Java учебник (+ Задачи) is a highly recommended app for anyone who wants to learn Java programming in a structured and comprehensive way.