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85 problems · filtered by 3 tags
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2232C1
Seating Arrangement (Easy Version)
binary search
dp
greedy
two pointers
+
1300
11.9k
2229G
Roadworks
binary search
data structures
dp
greedy
two pointers
+
2900
345
2190B1
Sub-RBS (Easy Version)
combinatorics
constructive algorithms
dp
greedy
strings
two pointers
+
1400
11.5k
2169C
Range Operation
dp
greedy
math
two pointers
+
1300
13.4k
2159B
Rectangles
brute force
data structures
dp
dsu
greedy
implementation
two pointers
+
2100
3.4k
2159D1
Inverse Minimum Partition (Easy Version)
binary search
brute force
dp
geometry
greedy
math
two pointers
+
2500
1.7k
2143D1
Inversion Graph Coloring (Easy Version)
combinatorics
data structures
dp
greedy
two pointers
+
1800
6.8k
2106D
Flower Boy
binary search
dp
greedy
two pointers
+
1500
12.6k
2089B2
Canteen (Hard Version)
binary search
data structures
dp
flows
greedy
two pointers
+
2300
1.3k
2069C
Beautiful Sequence
combinatorics
dp
greedy
two pointers
+
1500
15.3k
2064D
Eating
binary search
bitmasks
brute force
data structures
dp
greedy
trees
two pointers
+
1900
6k
2053I2
Affectionate Arrays (Hard Version)
data structures
dp
graphs
greedy
math
shortest paths
two pointers
+
3500
110
2038L
Bridge Renovation
brute force
dp
greedy
math
two pointers
+
1400
8.3k
2037E
Kachina's Favorite Binary String
dp
greedy
interactive
two pointers
+
1600
7.6k
2033C
Sakurako's Field Trip
dp
greedy
two pointers
+
1400
18.3k
2031D
Penchick and Desert Rabbit
binary search
data structures
dfs and similar
dp
dsu
greedy
implementation
two pointers
+
1700
10.1k
2030F
Orangutan Approved Subarrays
binary search
data structures
dp
greedy
implementation
two pointers
+
2400
1.2k
2028C
Alice's Adventures in Cutting Cake
binary search
dp
greedy
two pointers
+
1600
10.3k
2027D1
The Endspeaker (Easy Version)
binary search
dp
graphs
greedy
implementation
two pointers
+
1700
7.1k
2027D2
The Endspeaker (Hard Version)
binary search
data structures
dp
greedy
implementation
two pointers
+
2200
1.9k
2018B
Speedbreaker
binary search
data structures
dp
greedy
implementation
two pointers
+
1900
5.3k
2003E2
Turtle and Inversions (Hard Version)
brute force
data structures
divide and conquer
dp
greedy
math
two pointers
+
2700
654
2003F
Turtle and Three Sequences
brute force
data structures
dp
greedy
math
probabilities
two pointers
+
2800
838
1992F
Valuable Cards
brute force
dp
greedy
number theory
two pointers
+
1900
7.7k
1990F
Polygonal Segments
brute force
data structures
divide and conquer
dp
greedy
two pointers
+
2800
464
1989D
Smithing Skill
brute force
data structures
dp
greedy
math
sortings
two pointers
+
1900
7.2k
1986D
Mathematical Problem
brute force
dp
greedy
implementation
math
two pointers
+
1400
18.2k
1982C
Boring Day
binary search
data structures
dp
greedy
two pointers
+
1200
22.3k
1976C
Job Interview
binary search
dp
greedy
implementation
two pointers
+
1600
12.6k
1927D
Find the Different Ones!
binary search
brute force
data structures
dp
dsu
greedy
two pointers
+
1300
35.3k
1904B
Collecting Game
binary search
dp
greedy
sortings
two pointers
+
1100
30k
1899C
Yarik and Array
dp
greedy
two pointers
+
1100
37.2k
1895E
Infinite Card Game
binary search
brute force
data structures
dfs and similar
dp
dsu
games
graphs
greedy
sortings
two pointers
+
2300
1.9k
1886E
I Wanna be the Team Leader
bitmasks
constructive algorithms
dp
greedy
math
sortings
two pointers
+
2400
1.9k
1863E
Speedrun
brute force
dfs and similar
dp
graphs
greedy
math
sortings
two pointers
+
2100
3.3k
1858D
Trees and Segments
brute force
data structures
dp
greedy
two pointers
+
2200
3.3k
1845D
Rating System
binary search
brute force
data structures
dp
dsu
greedy
math
two pointers
+
1800
9.2k
1827B1
Range Sorting (Easy Version)
binary search
dp
dsu
greedy
trees
two pointers
+
2000
4.6k
1796D
Maximum Subarray
data structures
dp
greedy
two pointers
+
2000
5.5k
1793D
Moscow Gorillas
binary search
dp
greedy
implementation
math
two pointers
+
1800
7.2k
1793E
Velepin and Marketing
binary search
data structures
dp
greedy
sortings
two pointers
+
2600
1.4k
1734D
Slime Escape
data structures
dp
greedy
two pointers
+
1800
7.1k
1706D2
Chopping Carrots (Hard Version)
brute force
constructive algorithms
data structures
dp
greedy
math
number theory
two pointers
+
2400
2k
1699E
Three Days Grace
data structures
dp
greedy
math
number theory
two pointers
+
2600
1.4k
1696H
Maximum Product?
brute force
combinatorics
dp
greedy
implementation
math
two pointers
+
3500
215
1630C
Paint the Middle
dp
greedy
sortings
two pointers
+
2200
3.4k
1626C
Monsters And Spells
binary search
data structures
dp
greedy
implementation
math
two pointers
+
1700
12k
1608C
Game Master
data structures
dfs and similar
dp
graphs
greedy
two pointers
+
1700
7.4k
1582F2
Korney Korneevich and XOR (hard version)
binary search
brute force
dp
greedy
two pointers
+
2400
2.2k
1553D
Backspace
dp
greedy
strings
two pointers
+
1500
15.3k
1537E1
Erase and Extend (Easy Version)
binary search
brute force
dp
greedy
hashing
implementation
string suffix structures
strings
two pointers
+
1600
16.9k
1535C
Unstable String
binary search
dp
greedy
implementation
strings
two pointers
+
1400
17.9k
1503C
Travelling Salesman Problem
binary search
data structures
dp
greedy
shortest paths
sortings
two pointers
+
2200
3.9k
1497E1
Square-Free Division (easy version)
data structures
dp
greedy
math
number theory
two pointers
+
1700
9.2k
1497E2
Square-Free Division (hard version)
data structures
dp
greedy
math
number theory
two pointers
+
2500
2k
1494C
1D Sokoban
binary search
dp
greedy
implementation
two pointers
+
1900
5.8k
1492C
Maximum width
binary search
data structures
dp
greedy
two pointers
+
1500
17.6k
1470A
Strange Birthday Party
binary search
dp
greedy
sortings
two pointers
+
1300
30.7k
1469C
Building a Fence
dp
greedy
implementation
two pointers
+
1600
11.8k
1452E
Two Editorials
brute force
dp
greedy
sortings
two pointers
+
2500
1.8k
1398F
Controversial Rounds
binary search
data structures
dp
greedy
two pointers
+
2500
1.5k
1394A
Boboniu Chats with Du
dp
greedy
sortings
two pointers
+
1800
7.2k
1389C
Good String
brute force
dp
greedy
two pointers
+
1500
20.8k
1381D
The Majestic Brown Tree Snake
dfs and similar
dp
greedy
trees
two pointers
+
3000
832
1379C
Choosing flowers
binary search
brute force
data structures
dfs and similar
dp
greedy
sortings
two pointers
+
2000
6.2k
1372E
Omkar and Last Floor
dp
greedy
two pointers
+
2900
1.5k
1367F1
Flying Sort (Easy Version)
dp
greedy
two pointers
+
2100
3.7k
1367F2
Flying Sort (Hard Version)
binary search
data structures
dp
greedy
sortings
two pointers
+
2400
2k
1359B
New Theatre Square
brute force
dp
greedy
implementation
two pointers
+
1000
29.6k
1343C
Alternating Subsequence
dp
greedy
two pointers
+
1200
45.1k
1304C
Air Conditioner
dp
greedy
implementation
sortings
two pointers
+
1500
17.9k
1257D
Yet Another Monster Killing Problem
binary search
data structures
dp
greedy
sortings
two pointers
+
1700
8.2k
1250G
Discarding Game
dp
greedy
two pointers
+
2300
804
1223D
Sequence Sorting
dp
greedy
two pointers
+
2000
4.5k
1157F
Maximum Balanced Circle
constructive algorithms
dp
greedy
two pointers
+
2000
2.9k
985E
Pencils and Boxes
binary search
data structures
dp
greedy
two pointers
+
2100
4.3k
777C
Alyona and Spreadsheet
binary search
data structures
dp
greedy
implementation
two pointers
+
1600
6.9k
734C
Anton and Making Potions
binary search
dp
greedy
two pointers
+
1600
5.7k
733C
Epidemic in Monstropolis
constructive algorithms
dp
greedy
two pointers
+
1800
3.6k
613B
Skills
binary search
brute force
dp
greedy
sortings
two pointers
+
1900
2.5k
533E
Correcting Mistakes
constructive algorithms
dp
greedy
hashing
strings
two pointers
+
1800
2.5k
489B
BerSU Ball
dfs and similar
dp
graph matchings
greedy
sortings
two pointers
+
1200
58.4k
229D
Towers
dp
greedy
two pointers
+
2100
2.7k
166D
Shoe Store
dp
graph matchings
greedy
sortings
two pointers
+
2500
418
79C
Beaver
data structures
dp
greedy
hashing
strings
two pointers
+
1800
2.1k
showing 1–85 of 85