Good collections of problems on the theory of algorithms?

Question

Programming

Please advise good collections of problems on the theory of algorithms. Preferably verified.

Answer 1

Dasgupta Papadimitriou Vazirini - Algorithms
Kormen, Layerson, Stein - Algorithms construction and analysis
Skiena Stevens - Algorithms. Development guide
Porublev and Stavrovsky - Algorithms and programs. Solving Olympiad problems
Menshikov - Olympiad problems in programming
And also ACMP.Ru, topcoder and codeforces
You can also draw knowledge from Wikipedia, e-maxx.ru, algolist.manual.ru and courses from Intuit still not school), as well as Kulikov's lectures from the CSC or the Lectorium.
Upd: By the way, I forgot to say that Kulikov's course is based on Dasgupta's book, so it is advisable to start reading this book and watching this course at the same time