Rating changes for last rounds are temporarily rolled back. They will be returned soon.
×
-
How to come up with solutions?
-
-
-
-
-
-
General
General discussions that cannot be attributed to a specific topic
-
Binary and Ternary Searches
-
-
-
-
-
Binary Search Trees
Cartesian trees, AVL-trees, etc
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Polynomials, Series and Recurrences
-
Generating Functions
General theory; algorithms are under FFT
-
FFT and Similar Transformations
Algorithms for operating on polynomials
-
Bitwise Convolutions
Xor-, or- and subset convolution, "set power series"
-
-
-
-
-
Optimization
Anything related to mathematical optimization
-
Abstract nonsense
Abstract algebra and friends
-
-
-
-
-
Non-exact and Randomized Algorithms
-
-
Square Root Techniques
SQRT decomposition, Mo's algorithm, etc
-
-
-
Meta
Posts that are important for competitive programming as a whole
-
-
-
Announcements
Resources that help keeping track of upcoming contests.
-
pe in 30
–
Golovanov399 –
2 years ago
Telegram channel with 30-minutes announcements for new problems at projecteuler.
-
Problem and Contest Preparation
-
-
Problemsetting
Interviews with problemsetters, how to come up with problem ideas etc.