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combine-tags-by-or
*combine tags by OR
2-sat
binary search
bitmasks
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chinese remainder theorem
combinatorics
constructive algorithms
data structures
dfs and similar
divide and conquer
dp
dsu
expression parsing
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flows
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geometry
graph matchings
graphs
greedy
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implementation
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Problems
#
Name
1106C
Lunar New Year and Number Division
greedy
,
implementation
,
math
,
sortings
900
x14281
1025A
Doggo Recoloring
implementation
,
sortings
900
x14556
1823B
Sort with Step
brute force
,
math
,
sortings
900
x15314
1584C
Two Arrays
greedy
,
math
,
sortings
900
x15954
1093B
Letters Rearranging
constructive algorithms
,
greedy
,
sortings
,
strings
900
x16135
572A
Arrays
sortings
900
x16281
1668B
Social Distance
greedy
,
math
,
sortings
900
x16319
1248B
Grow The Tree
greedy
,
math
,
sortings
900
x16467
1144B
Parity Alternated Deletions
greedy
,
implementation
,
sortings
900
x16764
1427A
Avoiding Zero
math
,
sortings
900
x16829
16B
Burglar and Matches
greedy
,
implementation
,
sortings
900
x16883
1480B
The Great Hero
greedy
,
implementation
,
sortings
900
x16927
1216B
Shooting
greedy
,
implementation
,
sortings
900
x18067
1501B
Napoleon Cake
dp
,
implementation
,
sortings
900
x18451
1665B
Array Cloning Technique
constructive algorithms
,
greedy
,
sortings
900
x18717
807A
Is it rated?
implementation
,
sortings
900
x19482
1272A
Three Friends
brute force
,
greedy
,
math
,
sortings
900
x20037
1771A
Hossam and Combinatorics
combinatorics
,
math
,
sortings
900
x22039
1918B
Minimize Inversions
constructive algorithms
,
data structures
,
greedy
,
implementation
,
sortings
900
x22079
1420A
Cubes Sorting
math
,
sortings
900
x22835
1833B
Restore the Weather
greedy
,
sortings
900
x25392
1697B
Promo
greedy
,
sortings
900
x25513
768A
Oath of the Night's Watch
constructive algorithms
,
sortings
900
x26152
1535B
Array Reodering
brute force
,
greedy
,
math
,
number theory
,
sortings
900
x29603
1850D
Balanced Round
brute force
,
greedy
,
implementation
,
sortings
900
x32352
149A
Business trip
greedy
,
implementation
,
sortings
900
x37738
34B
Sale
greedy
,
sortings
900
x48689
405A
Gravity Flip
greedy
,
implementation
,
sortings
900
x94527
160A
Twins
greedy
,
sortings
900
x110911
648B
Собери стол
constructive algorithms
,
sortings
800
x1212
769A
Year of University Entrance
*special problem
,
implementation
,
sortings
800
x5571
291A
Spyke Talks
*special problem
,
implementation
,
sortings
800
x5985
169A
Chores
sortings
800
x6563
992A
Nastya and an Array
implementation
,
sortings
800
x12898
1738A
Glory Addicts
greedy
,
implementation
,
sortings
800
x13330
1740B
Jumbo Extra Cheese 2
geometry
,
greedy
,
sortings
800
x13540
1305A
Kuroni and the Gifts
brute force
,
constructive algorithms
,
greedy
,
sortings
800
x13783
937A
Olympiad
implementation
,
sortings
800
x14838
1670A
Prof. Slim
greedy
,
implementation
,
sortings
800
x15232
551A
GukiZ and Contest
brute force
,
implementation
,
sortings
800
x16017
1617A
Forbidden Subsequence
constructive algorithms
,
greedy
,
sortings
,
strings
800
x16088
1689A
Lex String
brute force
,
greedy
,
implementation
,
sortings
,
two pointers
800
x16379
1561A
Simply Strange Sort
brute force
,
implementation
,
sortings
800
x16446
609A
USB Flash Drives
greedy
,
implementation
,
sortings
800
x16815
1930A
Maximise The Score
greedy
,
sortings
800
x17115
1450A
Avoid Trygub
constructive algorithms
,
sortings
800
x17487
1688B
Patchouli's Magical Talisman
bitmasks
,
constructive algorithms
,
greedy
,
sortings
800
x17854
1891A
Sorting with Twos
constructive algorithms
,
sortings
800
x18354
1654A
Maximum Cake Tastiness
brute force
,
greedy
,
implementation
,
sortings
800
x18412
1896A
Jagged Swaps
sortings
800
x18672
1445A
Array Rearrangment
greedy
,
sortings
800
x18808
984A
Game
sortings
800
x18900
1430B
Barrels
greedy
,
implementation
,
sortings
800
x19119
1867A
green_gold_dog, array and permutation
constructive algorithms
,
sortings
800
x19196
1656A
Good Pairs
math
,
sortings
800
x19236
1798A
Showstopper
greedy
,
implementation
,
sortings
800
x19330
1767B
Block Towers
data structures
,
greedy
,
sortings
800
x19567
1895B
Points and Minimum Distance
greedy
,
math
,
sortings
800
x19633
1836A
Destroyer
implementation
,
sortings
800
x19787
1733A
Consecutive Sum
greedy
,
sortings
800
x20660
1734A
Select Three Sticks
brute force
,
greedy
,
sortings
800
x20742
1720B
Interesting Sum
brute force
,
data structures
,
greedy
,
math
,
sortings
800
x20755
1646B
Quality vs Quantity
brute force
,
constructive algorithms
,
greedy
,
sortings
,
two pointers
800
x20865
1592A
Gamer Hemose
binary search
,
greedy
,
math
,
sortings
800
x21604
1847A
The Man who became a God
greedy
,
sortings
800
x21670
1637A
Sorting Parts
brute force
,
sortings
800
x22070
1736A
Make A Equal to B
brute force
,
greedy
,
sortings
800
x22432
1730A
Planets
data structures
,
greedy
,
sortings
800
x22523
1946A
Median of an Array
greedy
,
implementation
,
sortings
800
x23422
1206A
Choose Two Numbers
math
,
sortings
800
x23472
1552A
Subsequence Permutation
sortings
,
strings
800
x23514
1526A
Mean Inequality
constructive algorithms
,
sortings
800
x23858
1497A
Meximization
brute force
,
data structures
,
greedy
,
sortings
800
x23873
1398B
Substring Removal Game
games
,
greedy
,
sortings
800
x24070
1822B
Karina and Array
greedy
,
math
,
sortings
800
x24073
1903A
Halloumi Boxes
brute force
,
greedy
,
sortings
800
x24085
1728A
Colored Balls: Revisited
brute force
,
greedy
,
implementation
,
sortings
800
x24364
1041A
Heist
greedy
,
implementation
,
sortings
800
x24522
1705A
Mark the Photographer
greedy
,
sortings
800
x24813
1092B
Teams Forming
sortings
800
x25646
1487A
Arena
implementation
,
sortings
800
x26176
1792A
GamingForces
greedy
,
sortings
800
x27127
1783A
Make it Beautiful
constructive algorithms
,
math
,
sortings
800
x27249
1557A
Ezzat and Two Subsequences
brute force
,
math
,
sortings
800
x27462
1851B
Parity Sort
greedy
,
sortings
,
two pointers
800
x28065
1626A
Equidistant Letters
constructive algorithms
,
sortings
800
x28326
1629A
Download More RAM
brute force
,
greedy
,
sortings
800
x28550
1220A
Cards
implementation
,
sortings
,
strings
800
x28828
1929A
Sasha and the Beautiful Array
constructive algorithms
,
greedy
,
math
,
sortings
800
x28841
1618A
Polycarp and Sums of Subsequences
math
,
sortings
800
x31552
1692B
All Distinct
greedy
,
sortings
800
x32778
1473A
Replacing Elements
greedy
,
implementation
,
math
,
sortings
800
x32852
1843A
Sasha and Array Coloring
greedy
,
sortings
,
two pointers
800
x32968
1760C
Advantage
data structures
,
implementation
,
sortings
800
x35034
1933A
Turtle Puzzle: Rearrange and Negate
greedy
,
math
,
sortings
800
x35356
1669B
Triple
implementation
,
sortings
800
x39906
1850B
Ten Words of Wisdom
implementation
,
sortings
800
x40390
1742B
Increasing
greedy
,
implementation
,
sortings
800
x44448
1676B
Equal Candies
greedy
,
math
,
sortings
800
x45189
1360B
Honest Coach
greedy
,
sortings
800
x46090
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