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Custom test
Problems
#
Name
1578G
Game of Chance
math
,
probabilities
3500
x33
1761G
Centroid Guess
interactive
,
probabilities
,
trees
3500
x97
1477F
Nezzar and Chocolate Bars
combinatorics
,
fft
,
math
,
probabilities
3500
x123
1479E
School Clubs
dp
,
fft
,
math
,
number theory
,
probabilities
3500
x188
1835E
Old Mobile
combinatorics
,
dp
,
probabilities
3500
x203
1190F
Tokitsukaze and Powers
number theory
,
probabilities
3400
x88
913H
Don't Exceed
math
,
probabilities
3400
x123
949F
Astronomy
geometry
,
probabilities
3300
x57
1949A
Grove
brute force
,
dfs and similar
,
dp
,
geometry
,
probabilities
3300
x84
618G
Combining Slimes
dp
,
math
,
matrices
,
probabilities
3300
x220
1148G
Gold Experience
constructive algorithms
,
graphs
,
math
,
number theory
,
probabilities
3300
x315
1556H
DIY Tree
graphs
,
greedy
,
math
,
probabilities
3300
x323
1210F2
Marek and Matching (hard version)
brute force
,
probabilities
3200
x189
1819E
Roads in E City
interactive
,
math
,
probabilities
,
trees
3200
x245
1081G
Mergesort Strikes Back
math
,
probabilities
3200
x340
553E
Kyoya and Train
dp
,
fft
,
graphs
,
math
,
probabilities
3200
x536
1349D
Slime and Biscuits
math
,
probabilities
3200
x820
1912F
Fugitive Frenzy
math
,
probabilities
3100
x105
1210F1
Marek and Matching (easy version)
brute force
,
probabilities
3100
x189
1951G
Clacking Balls
combinatorics
,
math
,
probabilities
3100
x256
1784E
Infinite Game
brute force
,
combinatorics
,
dp
,
games
,
probabilities
3100
x303
1067D
Computer Game
dp
,
greedy
,
math
,
probabilities
3100
x355
1924E
Paper Cutting Again
combinatorics
,
probabilities
3100
x394
1286D
LCC
data structures
,
math
,
matrices
,
probabilities
3100
x558
1340E
Nastya and Bees
graphs
,
interactive
,
probabilities
3000
x52
1236F
Alice and the Cactus
dfs and similar
,
graphs
,
math
,
probabilities
3000
x168
1526F
Median Queries
constructive algorithms
,
interactive
,
probabilities
3000
x252
303E
Random Ranking
dp
,
math
,
probabilities
3000
x312
1842H
Tenzing and Random Real Numbers
bitmasks
,
dp
,
graphs
,
math
,
probabilities
3000
x563
1438F
Olha and Igor
interactive
,
probabilities
,
trees
3000
x611
1361E
James and the Chase
dfs and similar
,
graphs
,
probabilities
,
trees
3000
x627
1267G
Game Relics
math
,
probabilities
3000
x628
1392H
ZS Shuffles Cards
combinatorics
,
dp
,
math
,
probabilities
3000
x675
739E
Gosha is hunting
brute force
,
data structures
,
dp
,
flows
,
math
,
probabilities
,
sortings
3000
x2055
1571H
Laser Beams
*special problem
,
geometry
,
probabilities
2900
x44
679D
Bear and Chase
brute force
,
dfs and similar
,
graphs
,
implementation
,
math
,
probabilities
2900
x311
1847E
Triangle Platinum?
brute force
,
combinatorics
,
implementation
,
interactive
,
math
,
probabilities
2900
x317
1562F
Tubular Bells
interactive
,
math
,
number theory
,
probabilities
2900
x373
1630E
Expected Components
combinatorics
,
math
,
number theory
,
probabilities
2900
x423
1705F
Mark and the Online Exam
bitmasks
,
constructive algorithms
,
interactive
,
probabilities
2900
x574
1198F
GCD Groups 2
greedy
,
number theory
,
probabilities
2900
x819
1264D2
Beautiful Bracket Sequence (hard version)
combinatorics
,
probabilities
2900
x847
1479D
Odd Mineral Resource
binary search
,
bitmasks
,
brute force
,
data structures
,
probabilities
,
trees
2900
x968
364D
Ghd
brute force
,
math
,
probabilities
2900
x1967
802F
Marmots (hard)
math
,
probabilities
2800
x120
335E
Counting Skyscrapers
dp
,
math
,
probabilities
2800
x218
1773G
Game of Questions
bitmasks
,
combinatorics
,
dp
,
fft
,
math
,
probabilities
2800
x321
277D
Google Code Jam
dp
,
probabilities
2800
x327
1826F
Fading into Fog
geometry
,
interactive
,
math
,
probabilities
2800
x339
446D
DZY Loves Games
math
,
matrices
,
probabilities
2800
x379
559D
Randomizer
combinatorics
,
geometry
,
probabilities
2800
x423
1316F
Battalion Strength
data structures
,
divide and conquer
,
probabilities
2800
x580
913F
Strongly Connected Tournament
dp
,
graphs
,
math
,
probabilities
2800
x604
1874D
Jellyfish and Miku
divide and conquer
,
dp
,
math
,
probabilities
2800
x653
1626F
A Random Code Problem
combinatorics
,
dp
,
math
,
number theory
,
probabilities
2800
x707
1842G
Tenzing and Random Operations
combinatorics
,
dp
,
math
,
probabilities
2800
x929
1746F
Kazaee
data structures
,
hashing
,
probabilities
2800
x1536
107E
Darts
geometry
,
probabilities
2700
x127
989E
A Trance of Nightfall
dp
,
geometry
,
matrices
,
probabilities
2700
x228
293D
Ksusha and Square
geometry
,
math
,
probabilities
,
two pointers
2700
x234
457D
Bingo!
combinatorics
,
math
,
probabilities
2700
x269
1957F2
Frequency Mismatch (Hard Version)
binary search
,
data structures
,
dfs and similar
,
hashing
,
probabilities
,
trees
2700
x286
183D
T-shirt
dp
,
greedy
,
probabilities
2700
x391
1578M
The Mind
constructive algorithms
,
interactive
,
probabilities
2700
x436
98E
Help Shrek and Donkey
dp
,
games
,
math
,
probabilities
2700
x443
1510I
Is It Rated?
greedy
,
interactive
,
math
,
probabilities
2700
x449
623D
Birthday
greedy
,
math
,
probabilities
2700
x466
643E
Bear and Destroying Subtrees
dp
,
math
,
probabilities
,
trees
2700
x580
113D
Museum
math
,
matrices
,
probabilities
2700
x652
464D
World of Darkraft - 2
dp
,
probabilities
2700
x659
1295F
Good Contest
combinatorics
,
dp
,
probabilities
2700
x1021
1364E
X-OR
bitmasks
,
constructive algorithms
,
divide and conquer
,
interactive
,
probabilities
2700
x1114
1254D
Tree Queries
data structures
,
probabilities
,
trees
2700
x1149
605E
Intergalaxy Trips
probabilities
,
shortest paths
2700
x1318
1970D2
Arithmancy (Medium)
constructive algorithms
,
interactive
,
probabilities
,
strings
2600
x126
1957F1
Frequency Mismatch (Easy Version)
binary search
,
data structures
,
divide and conquer
,
hashing
,
probabilities
,
trees
2600
x347
1765G
Guess the String
constructive algorithms
,
interactive
,
probabilities
2600
x368
1765C
Card Guessing
combinatorics
,
dp
,
probabilities
2600
x368
229E
Gifts
combinatorics
,
dp
,
math
,
probabilities
2600
x451
248E
Piglet's Birthday
dp
,
math
,
probabilities
2600
x565
1354G
Find a Gift
binary search
,
interactive
,
probabilities
2600
x720
1530F
Bingo
bitmasks
,
combinatorics
,
dp
,
math
,
probabilities
2600
x753
1153F
Serval and Bonus Problem
combinatorics
,
dp
,
math
,
probabilities
2600
x762
1380G
Circular Dungeon
greedy
,
math
,
probabilities
2600
x772
1823F
Random Walk
dp
,
graphs
,
math
,
probabilities
,
trees
2600
x790
1172C2
Nauuo and Pictures (hard version)
dp
,
probabilities
2600
x814
494C
Helping People
dp
,
probabilities
2600
x831
482C
Game with Strings
bitmasks
,
dp
,
probabilities
2600
x872
1835C
Twin Clusters
bitmasks
,
brute force
,
constructive algorithms
,
math
,
probabilities
2600
x940
1264D1
Beautiful Bracket Sequence (easy version)
combinatorics
,
dp
,
probabilities
2600
x1172
258D
Little Elephant and Broken Sorting
dp
,
math
,
probabilities
2600
x1214
1523E
Crypto Lights
combinatorics
,
dp
,
math
,
probabilities
2600
x1533
1278F
Cards
combinatorics
,
dp
,
math
,
number theory
,
probabilities
2600
x1753
896C
Willem, Chtholly and Seniorious
data structures
,
probabilities
2600
x3165
424E
Colored Jenga
dfs and similar
,
dp
,
probabilities
2500
x127
68D
Half-decay tree
data structures
,
divide and conquer
,
dp
,
math
,
probabilities
2500
x448
712E
Memory and Casinos
data structures
,
math
,
probabilities
2500
x603
123E
Maze
dfs and similar
,
dp
,
probabilities
,
trees
2500
x691
1187F
Expected Square Beauty
dp
,
math
,
probabilities
2500
x848
1096E
The Top Scorer
combinatorics
,
dp
,
math
,
probabilities
2500
x883
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35:24:31
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