Discrete mathematics exercises (in greek)

The following three sets are selected exercises (and their solutions) on generating functions from the third chapter of the book *"An introduction to the analysis of algorithms" by Philippe Flajolet and Robert Sedgewick*.

Set1 Set2 Set3

Approximation algorithms exercises (in greek)

Selected exercises and solutions on approximation algorithms, mostly from the the book *"Approximation Algorithms" by Vijay V. Vazirani*.

Set1

Cryptography exercises (in greek)

Two sets of exercises and solutions on cryptography and related mathematics. A great introductory tutorial on cryptography is the 31^{st} chapter from the book *"Introduction to Algorithms", Second edition, by Thomas Cormen, Charles Leiserson, Ronald Rivest and Clifford Stein.*

Set1 Set2