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
Search of Concatenated Strings#5792
Very hard
Monkey at the Keyboard#5887
Very easy
Suffix tree of two strings#5924
Very easy
Isomorphic Suffix Trees#5941
Very hard
Dark Nights#5946
Easy
Findword#6312
Hard
Patterns#6452
Very easy
Smeech#6672
Very easy
The Diputs notation#6740
Very hard
Chocolate#7253
Very easy
Permutation#7392
Very hard
Sliding wardrobe#7886
Medium
Correcting Cheeseburgers#7946
Very hard
Sample in the text#8225
Very easy