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Custom test
Problems
#
Name
896B
Ithea Plays With Chtholly
binary search
,
constructive algorithms
,
games
,
greedy
,
interactive
2000
x2054
15C
Industrial Nim
games
2000
x2166
786A
Berzerk
dfs and similar
,
dp
,
games
2000
x2310
388C
Fox and Card Game
games
,
greedy
,
sortings
2000
x3101
1147C
Thanos Nim
games
2000
x3161
1770D
Koxia and Game
constructive algorithms
,
data structures
,
dfs and similar
,
dsu
,
flows
,
games
,
graph matchings
,
graphs
,
implementation
2000
x3686
1665D
GCD Guess
bitmasks
,
chinese remainder theorem
,
constructive algorithms
,
games
,
interactive
,
math
,
number theory
2000
x3727
1970C3
Game on Tree (Hard)
dfs and similar
,
dp
,
games
,
trees
1900
x864
69D
Dot
dp
,
games
1900
x935
135C
Zero-One
constructive algorithms
,
games
,
greedy
1900
x1323
717D
Dexterina’s Lab
games
,
matrices
,
probabilities
1900
x1379
279E
Beautiful Decomposition
dp
,
games
,
greedy
,
number theory
1900
x1410
55C
Pie or die
games
1900
x1589
1600E
Array Game
games
,
greedy
,
two pointers
1900
x1936
1383B
GameGame
bitmasks
,
constructive algorithms
,
dp
,
games
,
greedy
,
math
1900
x4779
455B
A Lot of Games
dfs and similar
,
dp
,
games
,
implementation
,
strings
,
trees
1900
x5698
1495B
Let's Go Hiking
games
,
greedy
1900
x5852
1404B
Tree Tag
dfs and similar
,
dp
,
games
,
trees
1900
x7106
1527B2
Palindrome Game (hard version)
constructive algorithms
,
games
1900
x7587
794C
Naming Company
games
,
greedy
,
sortings
1800
x3041
1955F
Unfair Game
dp
,
games
,
greedy
,
math
,
schedules
1800
x6077
1190B
Tokitsukaze, CSL and Stone Game
games
1800
x6335
148D
Bag of mice
dp
,
games
,
math
,
probabilities
1800
x6819
3C
Tic-tac-toe
brute force
,
games
,
implementation
1800
x6904
1728D
Letter Picking
constructive algorithms
,
dp
,
games
,
two pointers
1800
x6908
1396B
Stoned Game
brute force
,
constructive algorithms
,
games
,
greedy
1800
x10935
1970C2
Game on Tree (Medium)
dfs and similar
,
dp
,
games
,
trees
1700
x1405
533C
Board Game
games
,
greedy
,
implementation
,
math
1700
x2149
917B
MADMAX
dfs and similar
,
dp
,
games
,
graphs
1700
x3494
980C
Posterized
games
,
greedy
1700
x3727
1215D
Ticket Game
games
,
greedy
,
math
1700
x5979
1194D
1-2-K Game
games
,
math
1700
x6359
1772E
Permutation Game
games
1700
x6454
1873H
Mad City
dfs and similar
,
dsu
,
games
,
graphs
,
shortest paths
,
trees
1700
x6665
1503B
3-Coloring
constructive algorithms
,
games
,
interactive
1700
x6851
1451D
Circle Game
games
,
geometry
,
math
1700
x9281
493D
Vasya and Chess
constructive algorithms
,
games
,
math
1700
x9534
1537D
Deleting Divisors
games
,
math
,
number theory
1700
x11908
1033C
Permutation Game
brute force
,
dp
,
games
1600
x5393
197A
Plate Game
constructive algorithms
,
games
,
math
1600
x6052
346A
Alice and Bob
games
,
math
,
number theory
1600
x8475
1921E
Eat the Chip
brute force
,
games
,
greedy
,
math
1600
x9001
1363C
Game On Leaves
games
,
trees
1600
x17906
74B
Train
dp
,
games
,
greedy
1500
x1495
293A
Weird Game
games
,
greedy
1500
x2818
859C
Pie Rules
dp
,
games
1500
x5279
1737C
Ela and Crickets
constructive algorithms
,
games
,
implementation
,
math
1500
x5582
1739C
Card Game
combinatorics
,
constructive algorithms
,
dp
,
games
1500
x8751
1738C
Even Number Addicts
dp
,
games
,
greedy
,
math
1500
x10628
1970C1
Game on Tree (Easy)
games
1400
x1800
120E
Put Knight!
games
,
math
1400
x2651
1425A
Arena of Greed
games
,
greedy
1400
x6376
934A
A Compatible Pair
brute force
,
games
1400
x6711
150A
Win or Freeze
games
,
math
,
number theory
1400
x7604
1740C
Bricks and Bags
constructive algorithms
,
games
,
greedy
,
sortings
1400
x10622
1965A
Everything Nim
games
,
greedy
,
math
,
sortings
1400
x10890
1914E1
Game with Marbles (Easy Version)
brute force
,
games
,
greedy
,
sortings
1400
x11251
1914E2
Game with Marbles (Hard Version)
games
,
greedy
,
sortings
1400
x11360
1860C
Game on Permutation
data structures
,
dp
,
games
,
greedy
1400
x12519
1929C
Sasha and the Casino
binary search
,
brute force
,
constructive algorithms
,
games
,
greedy
,
math
1400
x13457
1749C
Number Game
binary search
,
data structures
,
games
,
greedy
,
implementation
1400
x13466
1931E
Anna and the Valentine's Day Gift
games
,
greedy
,
math
,
sortings
1400
x13591
546C
Soldier and Cards
brute force
,
dfs and similar
,
games
1400
x17110
1370C
Number Game
games
,
math
,
number theory
1400
x23632
257B
Playing Cubes
games
,
greedy
,
implementation
1300
x6880
1220C
Substring Game in the Lesson
games
,
greedy
,
strings
1300
x9965
1867C
Salyg1n and the MEX Game
constructive algorithms
,
data structures
,
games
,
greedy
,
interactive
1300
x10644
1968D
Permutation Game
brute force
,
dfs and similar
,
games
,
graphs
,
greedy
,
math
1300
x12204
1943A
MEX Game 1
games
,
greedy
1300
x15649
570B
Simple Game
constructive algorithms
,
games
,
greedy
,
implementation
,
math
1300
x15796
1627B
Not Sitting
games
,
greedy
,
sortings
1300
x16310
276B
Little Girl and Game
games
,
greedy
1300
x27372
630R
Game
games
,
math
1200
x8328
914B
Conan and Agasa play a Card Game
games
,
greedy
,
implementation
1200
x8512
1155B
Game with Telephone Numbers
games
,
greedy
,
implementation
1200
x11741
1834C
Game with Reversing
games
,
greedy
,
math
,
strings
1200
x12701
1102C
Doors Breaking and Repairing
games
1200
x12813
1874A
Jellyfish and Game
brute force
,
games
,
greedy
,
implementation
1200
x15941
1916C
Training Before the Olympiad
constructive algorithms
,
games
,
greedy
,
implementation
,
math
1200
x16815
1747C
Swap Game
games
1200
x20451
1527B1
Palindrome Game (easy version)
constructive algorithms
,
games
1200
x24452
1472D
Even-Odd Game
dp
,
games
,
greedy
,
sortings
1200
x26172
705B
Spider Man
games
,
math
1100
x9054
755B
PolandBall and Game
binary search
,
data structures
,
games
,
greedy
,
sortings
,
strings
1100
x10961
841B
Godsend
games
,
math
1100
x12018
1455C
Ping-pong
constructive algorithms
,
games
,
math
1100
x19270
1920B
Summation Game
games
,
greedy
,
math
,
sortings
1100
x19436
1365A
Matrix Game
games
,
greedy
,
implementation
1100
x23609
1382B
Sequential Nim
dp
,
games
1100
x23955
616B
Dinner with Emma
games
,
greedy
1000
x11328
1695B
Circle Game
games
,
greedy
1000
x18065
1848A
Vika and Her Friends
games
,
math
900
x16288
1972B
Coin Games
games
900
x17258
1419A
Digit Game
games
,
greedy
,
implementation
900
x19286
1373B
01 Game
games
900
x33122
1966A
Card Exchange
constructive algorithms
,
games
,
greedy
800
x15291
1672A
Log Chopping
games
,
implementation
,
math
800
x15866
1695A
Subrectangle Guess
games
800
x16129
1270A
Card Game
games
,
greedy
,
math
800
x16717
1673A
Subtle Substring Subtraction
games
,
greedy
,
strings
800
x18241
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combine-tags-by-or
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2-sat
binary search
bitmasks
brute force
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combinatorics
constructive algorithms
data structures
dfs and similar
divide and conquer
dp
dsu
expression parsing
fft
flows
games
geometry
graph matchings
graphs
greedy
hashing
implementation
interactive
math
matrices
meet-in-the-middle
number theory
probabilities
schedules
shortest paths
sortings
string suffix structures
strings
ternary search
trees
two pointers
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