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33 problems · filtered by 4 tags
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Name
✎
Rating
↕
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2236G
Criterion in Burlandia
binary search
bitmasks
brute force
data structures
dfs and similar
divide and conquer
implementation
trees
two pointers
+
2600
385
2227D
Palindromex
binary search
brute force
constructive algorithms
data structures
greedy
implementation
two pointers
+
1200
13.9k
2157E
Adjusting Drones
binary search
brute force
data structures
dp
dsu
greedy
implementation
sortings
+
1900
4.6k
2121H
Ice Baby
binary search
brute force
data structures
dp
implementation
sortings
+
2300
2.3k
2118D2
Red Light, Green Light (Hard version)
binary search
brute force
data structures
dfs and similar
dp
graphs
implementation
math
number theory
+
2200
2.6k
2108C
Neo's Escape
binary search
brute force
data structures
dp
dsu
graphs
greedy
implementation
+
1500
15.1k
2075F
Beautiful Sequence Returns
binary search
brute force
data structures
implementation
+
3000
529
2063D
Game With Triangles
binary search
brute force
data structures
geometry
greedy
implementation
math
ternary search
two pointers
+
2000
5.2k
2042E
Vertex Pairs
binary search
brute force
data structures
dfs and similar
divide and conquer
greedy
implementation
trees
+
2900
535
2026C
Action Figures
binary search
brute force
constructive algorithms
data structures
greedy
implementation
+
1500
12.9k
2013F1
Game in Tree (Easy Version)
binary search
brute force
data structures
dp
games
greedy
implementation
trees
+
2700
679
2005D
Alter the GCD
binary search
brute force
data structures
divide and conquer
implementation
number theory
+
2400
1.3k
2004D
Colored Portals
binary search
brute force
data structures
graphs
greedy
implementation
shortest paths
+
1600
13.5k
2000H
Ksyusha and the Loaded Set
binary search
brute force
data structures
implementation
+
2200
2.4k
1998E2
Eliminating Balls With Merging (Hard Version)
binary search
brute force
data structures
divide and conquer
greedy
implementation
+
2500
927
1997E
Level Up
binary search
brute force
data structures
divide and conquer
implementation
+
2200
3.9k
1988E
Range Minimum Sum
binary search
brute force
data structures
divide and conquer
implementation
+
2300
1.9k
1974F
Cutting Game
binary search
brute force
data structures
implementation
sortings
two pointers
+
1900
4.5k
1878G
wxhtzdy ORO Tree
binary search
bitmasks
brute force
data structures
dfs and similar
implementation
trees
+
2300
1.5k
1781E
Rectangle Shrinking
binary search
brute force
data structures
greedy
implementation
two pointers
+
2300
1.5k
1774F2
Magician and Pigs (Hard Version)
binary search
brute force
data structures
implementation
+
2700
921
1763B
Incinerate
binary search
brute force
data structures
implementation
math
sortings
+
1200
16.6k
1710B
Rain
binary search
brute force
data structures
geometry
greedy
implementation
math
+
2100
2.8k
1687D
Cute number
binary search
brute force
data structures
dsu
implementation
math
+
2900
775
1574D
The Strongest Build
binary search
brute force
data structures
dfs and similar
graphs
greedy
hashing
implementation
+
2000
4.9k
1572A
Book
binary search
brute force
data structures
dp
graphs
implementation
sortings
+
1800
10.6k
1535F
String Distance
binary search
brute force
data structures
hashing
implementation
strings
+
3000
701
1461D
Divide and Summarize
binary search
brute force
data structures
divide and conquer
implementation
sortings
+
1600
10.4k
1408D
Searchlights
binary search
brute force
data structures
dp
implementation
sortings
two pointers
+
2000
4.7k
776C
Molly's Chemicals
binary search
brute force
data structures
implementation
math
+
1800
6.3k
493C
Vasya and Basketball
binary search
brute force
data structures
implementation
sortings
two pointers
+
1600
7.6k
385C
Bear and Prime Numbers
binary search
brute force
data structures
dp
implementation
math
number theory
+
1700
10.8k
85D
Sum of Medians
binary search
brute force
data structures
implementation
+
2300
2.5k
showing 1–33 of 33