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
40 problems · filtered by 3 tags
Newest first
Oldest first
Rating ↑
Rating ↓
Most solved
Fewest solved
✓
#
Name
✎
Rating
↕
Solved
↕
2159D1
Inverse Minimum Partition (Easy Version)
binary search
brute force
dp
geometry
greedy
math
two pointers
+
2500
1.7k
2072E
Do You Love Your Hero and His Two-Hit Multi-Target Attacks?
binary search
brute force
constructive algorithms
dp
geometry
greedy
math
+
1500
12.6k
2063D
Game With Triangles
binary search
brute force
data structures
geometry
greedy
implementation
math
ternary search
two pointers
+
2000
5.2k
2055F
Cosmic Divide
brute force
geometry
hashing
math
strings
+
3200
90
2002C
Black Circles
brute force
geometry
greedy
math
+
1200
18k
1986A
X Axis
brute force
geometry
math
sortings
+
800
48.6k
1971F
Circle Perimeter
binary search
brute force
dfs and similar
geometry
implementation
math
+
1600
12.7k
1916D
Mathematical Problem
brute force
constructive algorithms
geometry
math
+
1700
9.9k
1710B
Rain
binary search
brute force
data structures
geometry
greedy
implementation
math
+
2100
2.8k
1697E
Coloring
brute force
combinatorics
constructive algorithms
dp
geometry
graphs
greedy
implementation
math
+
2400
1.5k
1696G
Fishingprince Plays With Array Again
brute force
data structures
geometry
math
+
3300
429
1670D
Very Suspicious
binary search
brute force
geometry
greedy
implementation
math
+
1700
5.7k
1666I
Interactive Treasure Hunt
brute force
constructive algorithms
geometry
interactive
math
+
2200
1.8k
1616C
Representative Edges
brute force
geometry
implementation
math
+
1500
13.3k
1599G
Shortest path
brute force
geometry
math
shortest paths
+
2700
436
1548D2
Gregor and the Odd Cows (Hard)
brute force
geometry
math
number theory
+
3300
346
1515B
Phoenix and Puzzle
brute force
geometry
math
number theory
+
1000
27.3k
1466A
Bovine Dilemma
brute force
geometry
math
+
800
23.3k
1455E
Four Points
brute force
constructive algorithms
flows
geometry
greedy
implementation
math
ternary search
+
2400
1.7k
1359F
RC Kaboom Show
binary search
brute force
data structures
geometry
math
+
2900
619
1354C2
Not So Simple Polygon Embedding
binary search
brute force
geometry
math
+
2000
6.4k
1064A
Make a triangle!
brute force
geometry
math
+
800
25.5k
995C
Leaving the Bar
brute force
data structures
geometry
greedy
math
sortings
+
2300
2.1k
958E1
Guard Duty (easy)
brute force
geometry
greedy
math
+
1600
1.8k
908C
New Year and Curling
brute force
geometry
implementation
math
+
1500
7.3k
859B
Lazy Security Guard
brute force
geometry
math
+
1000
8k
850A
Five Dimensional Points
brute force
geometry
math
+
1700
3.4k
698D
Limak and Shooting Points
brute force
geometry
math
+
2600
609
581D
Three Logos
bitmasks
brute force
constructive algorithms
geometry
implementation
math
+
1700
4.9k
568D
Sign Posts
brute force
geometry
math
+
2800
340
559A
Gerald's Hexagon
brute force
geometry
math
+
1600
11.1k
552D
Vanya and Triangles
brute force
combinatorics
data structures
geometry
math
sortings
+
1900
4.9k
514B
Han Solo and Lazer Gun
brute force
data structures
geometry
implementation
math
+
1400
22.8k
497D
Gears
brute force
geometry
math
+
2900
251
460E
Roland and Rose
brute force
geometry
math
sortings
+
2700
415
407A
Triangle
brute force
geometry
implementation
math
+
1600
5.2k
257C
View Angle
brute force
geometry
math
+
1800
4.8k
224A
Parallelepiped
brute force
geometry
math
+
1100
30.7k
135B
Rectangle and Square
brute force
geometry
math
+
1600
2.7k
14C
Four Segments
brute force
constructive algorithms
geometry
implementation
math
+
1700
3.9k
showing 1–40 of 40