Good Substrings

hashing, strings

Sereja and Periods

binary search, dfs and similar, strings

Whose sentence is it?

implementation, strings

Tree-String Problem

*special problem, dfs and similar, hashing, strings

Command Line Arguments

*special problem, implementation, strings

Word Capitalization

implementation, strings

New Problem

brute force, strings

Good Substrings

data structures, strings

String Theory

geometry, math, strings

Ancient Prophesy

brute force, implementation, strings

Little Elephant and Chess

brute force, strings

Anagram

greedy, strings

Restoring IPv6

implementation, strings

Queries for Number of Palindromes

dp, hashing, strings

Log Stream Analysis

binary search, brute force, implementation, strings

Internet Address

implementation, strings

Boy or Girl

brute force, implementation, strings

Cyclical Quest

data structures, string suffix structures, strings

Two Strings

data structures, dp, strings

k-String

implementation, strings

Two Permutations

data structures, hashing, strings

Dubstep

strings

LLPS

binary search, bitmasks, brute force, greedy, implementation, strings

The Next Good String

data structures, greedy, hashing, strings

Lexicographically Maximum Subsequence

greedy, strings

Comparing Strings

implementation, strings

Common Divisors

brute force, hashing, implementation, math, strings

Name

greedy, strings

Representative Sampling

dp, sortings, strings

Fibonacci Strings

matrices, strings

Fibonacci Strings

strings

Wizards and Minimal Spell

implementation, strings

Another Problem on Strings

binary search, brute force, dp, math, strings, two pointers

e-Government

data structures, dfs and similar, dp, strings, trees

Palindrome pairs

*special problem, brute force, dp, strings

String Manipulation 1.0

*special problem, binary search, brute force, data structures, strings

Phone Numbers

implementation, strings

Mission Impassable

dp, strings

Martian Strings

string suffix structures, strings

Punctuation

implementation, strings

Anagram Search

implementation, strings

Help Kingdom of Far Far Away 2

implementation, strings

Amusing Joke

implementation, sortings, strings

Last Chance

data structures, implementation, strings

Palindromes

dp, strings

cAPS lOCK

implementation, strings

Gnikool Ssalg

*special problem, implementation, strings

String

brute force, constructive algorithms, hashing, implementation, string suffix structures, strings

Password

binary search, dp, hashing, string suffix structures, strings

Prime Permutation

implementation, number theory, strings

Lucky Transformation

strings

String Transformation

hashing, strings

Fancy Number

brute force, greedy, sortings, strings

String Task

implementation, strings

Petr#

brute force, data structures, hashing, strings

Grammar Lessons

implementation, strings

Petya and Strings

implementation, strings

Lucky String

constructive algorithms, strings

Palindromic Times

implementation, strings

World of Mouth

*special problem, strings

Help Far Away Kingdom

strings

Football

implementation, strings

Hockey

implementation, strings

Restoring Password

implementation, strings

Newspaper Headline

greedy, strings

African Crossword

implementation, strings

Vasya and Types

implementation, strings

Sequence Formatting

implementation, strings

Beaver

data structures, dp, greedy, hashing, strings, two pointers

Haiku

implementation, strings

Facetook Priority Wall

expression parsing, implementation, strings

Ali goes shopping

*special problem, brute force, strings

Way Too Long Words

strings

Text Messaging

expression parsing, greedy, strings

Petya and Java

implementation, strings

Sinking Ship

implementation, sortings, strings

Hard Work

strings

Word

implementation, strings

Calendar

greedy, strings

Chat room

greedy, strings

Writing a Song

brute force, dp, strings

Choosing Symbol Pairs

strings

Letter

implementation, strings

Football

strings

Translation

implementation, strings

Spelling Check

hashing, implementation, strings

Smart Boy

dp, games, strings

Page Numbers

expression parsing, implementation, sortings, strings

Sysadmin Bob

greedy, implementation, strings

Tricky and Clever Password

binary search, constructive algorithms, data structures, greedy, hashing, strings

Test

hashing, strings

Jabber ID

implementation, strings

Palisection

strings

Logging

implementation, strings

Train and Peter

strings

Palindrome Degree

hashing, strings

Longest Regular Bracket Sequence

constructive algorithms, data structures, dp, greedy, sortings, strings

Center Alignment

implementation, strings