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combine-tags-by-or
*combine tags by OR
2-sat
binary search
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dfs and similar
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Problems
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Name
1038A
Equality
implementation
,
strings
800
x14418
1189A
Keanu Reeves
strings
800
x15046
1898A
Milica and String
brute force
,
implementation
,
strings
800
x15059
1654B
Prefix Removals
strings
800
x15477
1789B
Serval and Inversion Magic
brute force
,
implementation
,
strings
,
two pointers
800
x15793
202A
LLPS
binary search
,
bitmasks
,
brute force
,
greedy
,
implementation
,
strings
800
x15880
1617A
Forbidden Subsequence
constructive algorithms
,
greedy
,
sortings
,
strings
800
x16091
1820A
Yura's New Name
implementation
,
strings
800
x16350
1139A
Even Substrings
implementation
,
strings
800
x16459
1794A
Prefix and Suffix Array
strings
800
x16553
1284A
New Year and Naming
implementation
,
strings
800
x17769
1894A
Secret Sport
implementation
,
strings
800
x18106
1805B
The String Has a Target
greedy
,
strings
800
x18172
1673A
Subtle Substring Subtraction
games
,
greedy
,
strings
800
x18221
1216A
Prefixes
strings
800
x18379
1796A
Typical Interview Problem
brute force
,
implementation
,
strings
800
x18566
1167A
Telephone Number
brute force
,
greedy
,
strings
800
x18785
1144A
Diverse Strings
implementation
,
strings
800
x18843
1682A
Palindromic Indices
greedy
,
strings
800
x19024
1301A
Three Strings
implementation
,
strings
800
x19059
1825A
LuoTianyi and the Palindrome String
greedy
,
strings
800
x19272
855A
Tom Riddle's Diary
brute force
,
implementation
,
strings
800
x20142
1504A
Déjà Vu
constructive algorithms
,
strings
800
x21406
1146A
Love "A"
implementation
,
strings
800
x21441
1900A
Cover in Water
constructive algorithms
,
greedy
,
implementation
,
strings
800
x21932
1706A
Another String Minimization Problem
2-sat
,
constructive algorithms
,
greedy
,
string suffix structures
,
strings
800
x22566
1779A
Hall of Fame
constructive algorithms
,
greedy
,
strings
800
x22896
1795A
Two Towers
brute force
,
implementation
,
strings
800
x23240
1684A
Digit Minimization
constructive algorithms
,
games
,
math
,
strings
800
x23477
1552A
Subsequence Permutation
sortings
,
strings
800
x23515
1634A
Reverse and Concatenate
greedy
,
strings
800
x23649
1539B
Love Song
dp
,
implementation
,
strings
800
x23792
1758A
SSeeeeiinngg DDoouubbllee
constructive algorithms
,
strings
800
x24377
1481A
Space Navigation
greedy
,
strings
800
x24655
1832A
New Palindrome
strings
800
x24883
1935A
Entertainment in MAC
constructive algorithms
,
strings
800
x25426
1480A
Yet Another String Game
games
,
greedy
,
strings
800
x25432
1922A
Tricky Template
constructive algorithms
,
implementation
,
strings
800
x25863
1547B
Alphabetical Strings
greedy
,
implementation
,
strings
800
x25973
1846B
Rudolph and Tic-Tac-Toe
brute force
,
implementation
,
strings
800
x26094
1400A
String Similarity
constructive algorithms
,
strings
800
x26552
1462B
Last Year's Substring
dp
,
implementation
,
strings
800
x26569
1925A
We Got Everything Covered!
constructive algorithms
,
greedy
,
strings
800
x27148
1881A
Don't Try to Count
brute force
,
strings
800
x27481
1397A
Juggling Letters
greedy
,
strings
800
x28120
1551B1
Wonderful Coloring - 1
greedy
,
strings
800
x28647
1759A
Yes-Yes?
implementation
,
strings
800
x28790
1676C
Most Similar Words
brute force
,
greedy
,
implementation
,
implementation
,
math
,
strings
800
x28837
1220A
Cards
implementation
,
sortings
,
strings
800
x28841
1807C
Find and Replace
greedy
,
implementation
,
strings
800
x29209
1729B
Decode String
greedy
,
strings
800
x29403
1567A
Domino Disaster
implementation
,
strings
800
x29651
1914A
Problemsolving Log
implementation
,
strings
800
x29746
1741A
Compare T-Shirt Sizes
implementation
,
implementation
,
strings
800
x29845
1800A
Is It a Cat?
implementation
,
strings
800
x30012
1811A
Insert Digit
greedy
,
math
,
strings
800
x30039
1303A
Erasing Zeroes
implementation
,
strings
800
x30545
1862A
Gift Carpet
dp
,
greedy
,
implementation
,
strings
800
x30745
1833A
Musical Puzzle
implementation
,
strings
800
x31588
1840A
Cipher Shifer
implementation
,
strings
,
two pointers
800
x32604
1931A
Recovering a Small String
brute force
,
strings
800
x33556
1650A
Deletions of Two Adjacent Letters
implementation
,
strings
800
x33897
1703C
Cypher
brute force
,
implementation
,
strings
800
x34189
978B
File Name
greedy
,
strings
800
x35027
1790A
Polycarp and the Day of Pi
implementation
,
math
,
strings
800
x35644
1607A
Linear Keyboard
implementation
,
strings
800
x36087
1579A
Casimir's String Solitaire
math
,
strings
800
x37824
1927A
Make it White
greedy
,
strings
800
x39709
1850C
Word on the Paper
implementation
,
strings
800
x41167
1760B
Atilla's Favorite Problem
greedy
,
implementation
,
strings
800
x41810
731A
Night at the Museum
implementation
,
strings
800
x43221
1829A
Love Story
implementation
,
strings
800
x45974
1619A
Square String?
implementation
,
strings
800
x48557
1367A
Short Substrings
implementation
,
strings
800
x54896
1791A
Codeforces Checking
implementation
,
strings
800
x55125
1703A
YES or YES?
brute force
,
implementation
,
strings
800
x62869
141A
Amusing Joke
implementation
,
sortings
,
strings
800
x77980
785A
Anton and Polyhedrons
implementation
,
strings
800
x82371
520A
Pangram
implementation
,
strings
800
x89988
41A
Translation
implementation
,
strings
800
x135188
734A
Anton and Danik
implementation
,
strings
800
x140537
59A
Word
implementation
,
strings
800
x162406
236A
Boy or Girl
brute force
,
implementation
,
strings
800
x193691
281A
Word Capitalization
implementation
,
strings
800
x196468
339A
Helpful Maths
greedy
,
implementation
,
sortings
,
strings
800
x198622
112A
Petya and Strings
implementation
,
strings
800
x209559
71A
Way Too Long Words
strings
800
x354322
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