String suffix structures
Problems on string suffix structures, including suffix arrays, suffix automata and suffix trees, the number of distinct substrings, the longest repeated and longest common substring, tries and Aho-Corasick for many patterns.
Narrower problem sets are under Suffix array, Prefix function and Z-function.
Problems
Cemetery#180
Easy
Macros#208
Medium
Treasure Hunt#216
Very hard
Gambling#257
Very easy
Miners#283
Easy
Archery#287
Medium
Software Industry Revolution#373
Very easy
Tic-tac-toe#633
Easy
Searching for Palindromes#670
Very easy
Substrings#1179
Very easy
Match Maker#1332
Very easy
The Table#1393
Easy
Be Efficient#1570
Very easy
Barge#1588
Easy
Aronson#1809
Very easy
Assembly line#1826
Very easy
Curved Mirrors#1882
Medium
Prince or Impostor#1896
Very easy
Jewel Magic#2056
Very easy
Inaccurate search#2082
Medium
Forbidden Corridor#2346
Very easy
Minimum permutation#2429
Very easy