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Codeforces Solutions 3: Number Theory, Games, Combinatorics, and EDUSolutions from Jan-Sep 2024, focusing on number theory, game theory, combinatorics, and EDU problems from Codeforces.
53 min read English -
My Intro to Generating Functions: Let Coefficients Be AnswersBuilt from the original notes, restoring ordinary generating functions, exponential generating functions, modeling intuition, and several typical problems.
12 min read English