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44 problems · filtered by 3 tags
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Name
✎
Rating
↕
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2209F
Dynamic Values And Maximum Sum
data structures
greedy
implementation
trees
+
2700
460
2205D
Simons and Beating Peaks
data structures
divide and conquer
dp
greedy
implementation
trees
+
1700
5.6k
2193H
Remove the Grail Tree
dfs and similar
dp
graphs
greedy
implementation
trees
+
2400
1.1k
2189F
Zhora the Vacuum Cleaner
data structures
dfs and similar
dp
greedy
implementation
sortings
trees
+
2800
254
2183D2
Tree Coloring (Hard Version)
combinatorics
constructive algorithms
data structures
dfs and similar
greedy
implementation
trees
+
2100
2.6k
2176E
Remove at the lowest cost
data structures
dfs and similar
dp
dsu
greedy
implementation
trees
+
2400
1.3k
2171D
Rae Taylor and Trees (easy version)
binary search
data structures
dp
dsu
greedy
implementation
trees
+
1400
12.3k
2171F
Rae Taylor and Trees (hard version)
binary search
constructive algorithms
data structures
dp
dsu
greedy
implementation
trees
+
1600
7.6k
2134D
Sliding Tree
constructive algorithms
dfs and similar
greedy
implementation
trees
+
2300
3.8k
2127H
23 Rises Again
brute force
dfs and similar
dp
flows
graph matchings
graphs
greedy
implementation
probabilities
trees
+
3100
1.9k
2108E
Spruce Dispute
constructive algorithms
dfs and similar
graphs
greedy
implementation
shortest paths
trees
+
2600
922
2107D
Apple Tree Traversing
brute force
dfs and similar
greedy
implementation
trees
+
2100
3.6k
2042E
Vertex Pairs
binary search
brute force
data structures
dfs and similar
divide and conquer
greedy
implementation
trees
+
2900
535
2032D
Genokraken
constructive algorithms
data structures
graphs
greedy
implementation
interactive
trees
two pointers
+
1800
6.3k
2031E
Penchick and Chloe's Trees
data structures
dfs and similar
dp
greedy
implementation
math
sortings
trees
+
2100
2.8k
2021E1
Digital Village (Easy Version)
brute force
data structures
dfs and similar
dp
dsu
fft
graphs
greedy
implementation
math
trees
+
2300
2k
2013F1
Game in Tree (Easy Version)
binary search
brute force
data structures
dp
games
greedy
implementation
trees
+
2700
679
1950F
0, 1, 2, Tree!
bitmasks
brute force
greedy
implementation
trees
+
1700
11.5k
1946C
Tree Cutting
binary search
dp
greedy
implementation
trees
+
1600
14.1k
1935F
Andrey's Tree
binary search
constructive algorithms
data structures
dfs and similar
dsu
greedy
implementation
trees
+
2800
634
1927F
Microcycle
data structures
dfs and similar
dsu
graphs
greedy
implementation
sortings
trees
+
1900
5.6k
1926G
Vlad and Trouble at MIT
dfs and similar
dp
flows
graphs
greedy
implementation
trees
+
1900
4.7k
1918F
Caterpillar on a Tree
dfs and similar
graphs
greedy
implementation
sortings
trees
+
2500
1.2k
1868D
Flower-like Pseudotree
constructive algorithms
graphs
greedy
implementation
trees
+
3000
418
1856E2
PermuTree (hard version)
bitmasks
dfs and similar
dp
fft
greedy
implementation
math
trees
+
2700
1.8k
1833G
Ksyusha and Chinchilla
constructive algorithms
dfs and similar
dp
dsu
greedy
implementation
trees
+
1800
6.5k
1794E
Labeling the Tree with Distances
data structures
dp
greedy
hashing
implementation
trees
+
2400
1.6k
1788F
XOR, Tree, and Queries
bitmasks
constructive algorithms
dfs and similar
dsu
graphs
greedy
implementation
trees
+
2500
1.2k
1609D
Social Network
dsu
graphs
greedy
implementation
trees
+
1600
8.6k
1605D
Treelabeling
bitmasks
constructive algorithms
dfs and similar
games
greedy
implementation
trees
+
2100
3.3k
1593E
Gardener and Tree
brute force
data structures
dfs and similar
greedy
implementation
trees
+
1600
15.1k
1523C
Compression and Expansion
brute force
data structures
greedy
implementation
trees
+
1600
9.2k
1521D
Nastia Plays with a Tree
constructive algorithms
data structures
dfs and similar
dp
dsu
greedy
implementation
trees
+
2500
2.4k
1401D
Maximum Distributed Tree
dfs and similar
dp
greedy
implementation
math
number theory
sortings
trees
+
1800
10.7k
1388D
Captain Flint and Treasure
data structures
dfs and similar
graphs
greedy
implementation
trees
+
2000
7k
1385F
Removing Leaves
data structures
greedy
implementation
trees
+
2300
2.9k
1364D
Ehab's Last Corollary
constructive algorithms
dfs and similar
graphs
greedy
implementation
trees
+
2100
5.1k
1361D
Johnny and James
greedy
implementation
math
trees
+
2900
388
1179C
Serge and Dining Room
binary search
data structures
graph matchings
greedy
implementation
math
trees
+
2200
2.5k
1175E
Minimal Segment Cover
data structures
dfs and similar
divide and conquer
dp
greedy
implementation
trees
+
2200
4.7k
886C
Petya and Catacombs
dsu
greedy
implementation
trees
+
1300
5.7k
827B
High Load
constructive algorithms
greedy
implementation
trees
+
1800
3.7k
765E
Tree Folding
dfs and similar
dp
greedy
implementation
trees
+
2200
1.4k
75D
Big Maximum Sum
data structures
dp
greedy
implementation
math
trees
+
2000
2.1k
showing 1–44 of 44