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-# Competitive Programmer's Handbook
+# Competitive Programmer's Handbook -- SOI Edition
 
 Competitive Programmer's Handbook is a modern introduction to competitive programming.
 The book discusses programming tricks and algorithm design techniques relevant in competitive programming.
 
-## CSES Problem Set
+We adapted it to fit our SOI training.
 
-The CSES Problem Set contains a collection of competitive programming problems.
-You can practice the techniques presented in the book by solving the problems.
+## Credits
 
-https://cses.fi/problemset/
+All credits belong to Antti Laaksonen.
+
+See original: https://github.com/pllk/cphb
 
 ## License
 
 The license of the book is Creative Commons BY-NC-SA.
-
-## Other books
-
-Guide to Competitive Programming is a printed book, published by Springer, based on Competitive Programmer's Handbook.
-There is also a Russian edition Олимпиадное программирование (Olympiad Programming) and a Korean edition 알고리즘 트레이닝: 프로그래밍 대회 입문 가이드.
-
-https://cses.fi/book/