cf
/
mirror
Problemset
Contests
Favorites
Profile
Tools
Settings
Problemset
Contests
Favorites
Profile
Complexity
Stress
Graph
Templates
Crawler
11,311
/11,320 captured
·
📄
81
PDFs
⊘
0
skipped
9 remaining
100%
Problemset
139 problems · filtered by 2 tags
Newest first
Oldest first
Rating ↑
Rating ↓
Most solved
Fewest solved
✓
#
Name
✎
Rating
↕
Solved
↕
936E
Iqea
data structures
dfs and similar
divide and conquer
dsu
shortest paths
trees
+
3400
261
915F
Imbalance Value of a Tree
data structures
dsu
graphs
trees
+
2400
3.2k
886C
Petya and Catacombs
dsu
greedy
implementation
trees
+
1300
5.7k
870E
Points, Lines and Ready-made Titles
dfs and similar
dsu
graphs
trees
+
2300
1.3k
859E
Desk Disorder
combinatorics
dfs and similar
dsu
graphs
trees
+
2100
2.2k
778C
Peterson Polyglot
brute force
dfs and similar
dsu
hashing
strings
trees
+
2500
1k
763A
Timofey and a tree
dfs and similar
dp
dsu
graphs
implementation
trees
+
1600
12.1k
755C
PolandBall and Forest
dfs and similar
dsu
graphs
interactive
trees
+
1300
15.4k
733F
Drivers Dissatisfaction
data structures
dsu
graphs
trees
+
2200
1.4k
715C
Digit Tree
dfs and similar
divide and conquer
dsu
trees
+
2700
2.7k
698B
Fix a Tree
constructive algorithms
dfs and similar
dsu
graphs
trees
+
1700
6.2k
696E
...Wait for it...
data structures
dsu
trees
+
3000
751
653E
Bear and Forgotten Tree 2
dfs and similar
dsu
graphs
trees
+
2400
1.8k
652E
Pursuit For Artifacts
dfs and similar
dsu
graphs
trees
+
2300
3k
650E
Clockwork Bomb
data structures
dfs and similar
dsu
greedy
trees
+
3200
1.1k
627F
Island Puzzle
dfs and similar
dsu
graphs
trees
+
3400
271
609E
Minimum spanning tree for each edge
data structures
dfs and similar
dsu
graphs
trees
+
2100
10.7k
603E
Pastoral Oddities
data structures
divide and conquer
dsu
math
trees
+
3000
1.6k
601D
Acyclic Organic Compounds
data structures
dfs and similar
dsu
hashing
strings
trees
+
2400
1.3k
600E
Lomsat gelral
data structures
dfs and similar
dsu
trees
+
2300
19.2k
571D
Campus
binary search
data structures
dsu
trees
+
3100
1.2k
516D
Drazil and Morning Exercise
dfs and similar
dp
dsu
trees
two pointers
+
2800
1.6k
472D
Design Tutorial: Inverse the Problem
dfs and similar
dsu
shortest paths
trees
+
1900
6.7k
466E
Information Graph
dfs and similar
dsu
graphs
trees
+
2100
2.7k
455C
Civilization
dfs and similar
dp
dsu
ternary search
trees
+
2100
6.6k
444E
DZY Loves Planting
binary search
dsu
trees
+
2700
886
436C
Dungeons and Candies
dsu
graphs
greedy
trees
+
1800
2.9k
371D
Vessels
data structures
dsu
implementation
trees
+
1800
6.6k
260D
Black and White Tree
constructive algorithms
dsu
graphs
greedy
trees
+
2100
1.7k
217E
Alien DNA
data structures
dsu
trees
+
2800
360
165D
Beard Graph
data structures
dsu
trees
+
2100
2k
109C
Lucky Tree
dp
dsu
trees
+
1900
4.2k
97E
Leaders
dfs and similar
dsu
graphs
trees
+
2200
452
87D
Beautiful Road
dfs and similar
dp
dsu
graphs
implementation
sortings
trees
+
2300
1.1k
81E
Pairs
dfs and similar
dp
dsu
graphs
implementation
trees
+
2700
460
77C
Beavermuncher-0xFF
dfs and similar
dp
dsu
greedy
trees
+
2100
1.3k
76A
Gift
dsu
graphs
sortings
trees
+
2200
2.5k
25D
Roads not only in Berland
dsu
graphs
trees
+
1900
16.3k
6E
Exposition
binary search
data structures
dsu
trees
two pointers
+
1900
4k
←
1
2
→
Jump to
Go
of 2
showing 101–139 of 139