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2023 Post World Finals Online ICPC Challenge powered by Huawei
11 days
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Codeforces Round 944 (Div. 4)
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combine-tags-by-or
*combine tags by OR
2-sat
binary search
bitmasks
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combinatorics
constructive algorithms
data structures
dfs and similar
divide and conquer
dp
dsu
expression parsing
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graph matchings
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greedy
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Custom test
Problems
#
Name
339A
Helpful Maths
greedy
,
implementation
,
sortings
,
strings
800
x198497
141A
Amusing Joke
implementation
,
sortings
,
strings
800
x77945
723A
The New Year: Meeting Friends
implementation
,
math
,
sortings
800
x70831
1399A
Remove Smallest
greedy
,
sortings
800
x62800
432A
Choosing Teams
greedy
,
implementation
,
sortings
800
x56679
490A
Team Olympiad
greedy
,
implementation
,
sortings
800
x55573
1760A
Medium Number
implementation
,
sortings
800
x53850
1850A
To My Critics
implementation
,
sortings
800
x51136
1353B
Two Arrays And Swaps
greedy
,
sortings
800
x47564
1360B
Honest Coach
greedy
,
sortings
800
x46096
1676B
Equal Candies
greedy
,
math
,
sortings
800
x45203
1742B
Increasing
greedy
,
implementation
,
sortings
800
x44474
1850B
Ten Words of Wisdom
implementation
,
sortings
800
x40413
1669B
Triple
implementation
,
sortings
800
x39920
1933A
Turtle Puzzle: Rearrange and Negate
greedy
,
math
,
sortings
800
x35370
1760C
Advantage
data structures
,
implementation
,
sortings
800
x35048
1843A
Sasha and Array Coloring
greedy
,
sortings
,
two pointers
800
x32975
1473A
Replacing Elements
greedy
,
implementation
,
math
,
sortings
800
x32858
1692B
All Distinct
greedy
,
sortings
800
x32790
1618A
Polycarp and Sums of Subsequences
math
,
sortings
800
x31556
1929A
Sasha and the Beautiful Array
constructive algorithms
,
greedy
,
math
,
sortings
800
x28849
1220A
Cards
implementation
,
sortings
,
strings
800
x28831
1629A
Download More RAM
brute force
,
greedy
,
sortings
800
x28552
1626A
Equidistant Letters
constructive algorithms
,
sortings
800
x28328
1851B
Parity Sort
greedy
,
sortings
,
two pointers
800
x28068
1557A
Ezzat and Two Subsequences
brute force
,
math
,
sortings
800
x27465
1783A
Make it Beautiful
constructive algorithms
,
math
,
sortings
800
x27259
1792A
GamingForces
greedy
,
sortings
800
x27128
1487A
Arena
implementation
,
sortings
800
x26179
1092B
Teams Forming
sortings
800
x25648
1705A
Mark the Photographer
greedy
,
sortings
800
x24816
1041A
Heist
greedy
,
implementation
,
sortings
800
x24525
1728A
Colored Balls: Revisited
brute force
,
greedy
,
implementation
,
sortings
800
x24365
1903A
Halloumi Boxes
brute force
,
greedy
,
sortings
800
x24110
1822B
Karina and Array
greedy
,
math
,
sortings
800
x24075
1398B
Substring Removal Game
games
,
greedy
,
sortings
800
x24072
1497A
Meximization
brute force
,
data structures
,
greedy
,
sortings
800
x23874
1526A
Mean Inequality
constructive algorithms
,
sortings
800
x23858
1552A
Subsequence Permutation
sortings
,
strings
800
x23515
1206A
Choose Two Numbers
math
,
sortings
800
x23475
1946A
Median of an Array
greedy
,
implementation
,
sortings
800
x23441
1730A
Planets
data structures
,
greedy
,
sortings
800
x22524
1736A
Make A Equal to B
brute force
,
greedy
,
sortings
800
x22435
1637A
Sorting Parts
brute force
,
sortings
800
x22073
1847A
The Man who became a God
greedy
,
sortings
800
x21671
1592A
Gamer Hemose
binary search
,
greedy
,
math
,
sortings
800
x21606
1646B
Quality vs Quantity
brute force
,
constructive algorithms
,
greedy
,
sortings
,
two pointers
800
x20867
1720B
Interesting Sum
brute force
,
data structures
,
greedy
,
math
,
sortings
800
x20756
1734A
Select Three Sticks
brute force
,
greedy
,
sortings
800
x20744
1733A
Consecutive Sum
greedy
,
sortings
800
x20660
1836A
Destroyer
implementation
,
sortings
800
x19787
1895B
Points and Minimum Distance
greedy
,
math
,
sortings
800
x19634
1767B
Block Towers
data structures
,
greedy
,
sortings
800
x19567
1798A
Showstopper
greedy
,
implementation
,
sortings
800
x19330
1656A
Good Pairs
math
,
sortings
800
x19238
1867A
green_gold_dog, array and permutation
constructive algorithms
,
sortings
800
x19199
1430B
Barrels
greedy
,
implementation
,
sortings
800
x19119
984A
Game
sortings
800
x18902
1445A
Array Rearrangment
greedy
,
sortings
800
x18809
1896A
Jagged Swaps
sortings
800
x18688
1654A
Maximum Cake Tastiness
brute force
,
greedy
,
implementation
,
sortings
800
x18412
1891A
Sorting with Twos
constructive algorithms
,
sortings
800
x18356
1688B
Patchouli's Magical Talisman
bitmasks
,
constructive algorithms
,
greedy
,
sortings
800
x17854
1450A
Avoid Trygub
constructive algorithms
,
sortings
800
x17489
1930A
Maximise The Score
greedy
,
sortings
800
x17126
609A
USB Flash Drives
greedy
,
implementation
,
sortings
800
x16816
1561A
Simply Strange Sort
brute force
,
implementation
,
sortings
800
x16446
1689A
Lex String
brute force
,
greedy
,
implementation
,
sortings
,
two pointers
800
x16380
1617A
Forbidden Subsequence
constructive algorithms
,
greedy
,
sortings
,
strings
800
x16088
551A
GukiZ and Contest
brute force
,
implementation
,
sortings
800
x16018
1670A
Prof. Slim
greedy
,
implementation
,
sortings
800
x15234
937A
Olympiad
implementation
,
sortings
800
x14838
1305A
Kuroni and the Gifts
brute force
,
constructive algorithms
,
greedy
,
sortings
800
x13783
1740B
Jumbo Extra Cheese 2
geometry
,
greedy
,
sortings
800
x13543
1738A
Glory Addicts
greedy
,
implementation
,
sortings
800
x13331
992A
Nastya and an Array
implementation
,
sortings
800
x12898
169A
Chores
sortings
800
x6564
291A
Spyke Talks
*special problem
,
implementation
,
sortings
800
x5985
769A
Year of University Entrance
*special problem
,
implementation
,
sortings
800
x5571
648B
Собери стол
constructive algorithms
,
sortings
800
x1213
160A
Twins
greedy
,
sortings
900
x110931
405A
Gravity Flip
greedy
,
implementation
,
sortings
900
x94543
34B
Sale
greedy
,
sortings
900
x48696
149A
Business trip
greedy
,
implementation
,
sortings
900
x37744
1850D
Balanced Round
brute force
,
greedy
,
implementation
,
sortings
900
x32376
1535B
Array Reodering
brute force
,
greedy
,
math
,
number theory
,
sortings
900
x29606
768A
Oath of the Night's Watch
constructive algorithms
,
sortings
900
x26156
1697B
Promo
greedy
,
sortings
900
x25518
1833B
Restore the Weather
greedy
,
sortings
900
x25394
1420A
Cubes Sorting
math
,
sortings
900
x22838
1918B
Minimize Inversions
constructive algorithms
,
data structures
,
greedy
,
implementation
,
sortings
900
x22088
1771A
Hossam and Combinatorics
combinatorics
,
math
,
sortings
900
x22045
1272A
Three Friends
brute force
,
greedy
,
math
,
sortings
900
x20039
807A
Is it rated?
implementation
,
sortings
900
x19488
1665B
Array Cloning Technique
constructive algorithms
,
greedy
,
sortings
900
x18724
1501B
Napoleon Cake
dp
,
implementation
,
sortings
900
x18456
1216B
Shooting
greedy
,
implementation
,
sortings
900
x18067
1480B
The Great Hero
greedy
,
implementation
,
sortings
900
x16927
16B
Burglar and Matches
greedy
,
implementation
,
sortings
900
x16886
1427A
Avoiding Zero
math
,
sortings
900
x16831
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