User reviews on platforms like OZON often mention "acceptable" or "normal" paper quality, which is standard for mass-produced exam prep books. Comparison to Official Sources

A significant part of the "reshebnik" (solution book) aspect is the inclusion of detailed step-by-step solutions for complex tasks, which is essential for self-study.

Lysenko’s manuals are known for being slightly more difficult than the average exam variants. This "train hard, fight easy" approach makes it popular among students aiming for 80–100 points.

The manual (Russian: Математика. Подготовка к ЕГЭ-2017 ) by F.F. Lysenko and S.Y. Kulabukhov is a classic study guide from the "Legion" publishing house, widely regarded as a staple for high-level exam preparation. Core Content and Structure

The solutions are praised for their visual aids, such as 3D cross-section drawings for solid geometry (Task 14 in 2017 terms), which help in understanding complex constructions.