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Custom test
Problems
#
Name
961D
Pair Of Lines
geometry
2000
x4126
671A
Recycling Bottles
dp
,
geometry
,
greedy
,
implementation
1800
x4108
598C
Nearest vectors
geometry
,
sortings
2300
x4106
140A
New Year Table
geometry
,
math
1700
x4090
227A
Where do I Turn?
geometry
1300
x4046
1689D
Lena and Matrix
data structures
,
dp
,
geometry
,
shortest paths
1900
x4040
231D
Magic Box
brute force
,
geometry
1600
x4038
1812E
Not a Geometry Problem
*special problem
,
*special problem
,
constructive algorithms
,
geometry
,
math
x3951
593B
Anton and Lines
geometry
,
sortings
1600
x3945
993A
Two Squares
geometry
,
implementation
1600
x3883
40A
Find Color
constructive algorithms
,
geometry
,
implementation
,
math
1300
x3862
660D
Number of Parallelograms
geometry
1900
x3854
1083E
The Fair Nut and Rectangles
data structures
,
dp
,
geometry
2400
x3825
1299C
Water Balance
data structures
,
geometry
,
greedy
2100
x3642
1468F
Full Turn
geometry
,
hashing
,
number theory
1700
x3592
1163C2
Power Transmission (Hard Edition)
data structures
,
geometry
,
implementation
,
math
1900
x3530
849B
Tell Your World
brute force
,
geometry
1600
x3498
1819B
The Butcher
geometry
,
greedy
,
implementation
,
sortings
,
two pointers
1900
x3440
581D
Three Logos
bitmasks
,
brute force
,
constructive algorithms
,
geometry
,
implementation
,
math
1700
x3438
1163C1
Power Transmission (Easy Edition)
brute force
,
geometry
1900
x3263
576C
Points on Plane
constructive algorithms
,
divide and conquer
,
geometry
,
greedy
,
sortings
2100
x3234
613A
Peter and Snow Blower
binary search
,
geometry
,
ternary search
1900
x3180
14C
Four Segments
brute force
,
constructive algorithms
,
geometry
,
implementation
,
math
1700
x3097
772B
Volatile Kite
geometry
1800
x3095
1666C
Connect the Points
brute force
,
constructive algorithms
,
geometry
1800
x3087
474C
Captain Marmot
brute force
,
geometry
2000
x3069
850A
Five Dimensional Points
brute force
,
geometry
,
math
1700
x2996
1063C
Dwarves, Hats and Extrasensory Abilities
binary search
,
constructive algorithms
,
geometry
,
interactive
1900
x2792
190B
Surrounded
geometry
1800
x2788
1032D
Barcelonian Distance
geometry
,
implementation
1900
x2631
429D
Tricky Function
data structures
,
divide and conquer
,
geometry
2200
x2582
763B
Timofey and rectangles
constructive algorithms
,
geometry
2100
x2576
1059D
Nature Reserve
binary search
,
geometry
,
ternary search
2200
x2544
932F
Escape Through Leaf
data structures
,
dp
,
geometry
2700
x2529
1736D
Equal Binary Subsequences
constructive algorithms
,
geometry
,
greedy
,
implementation
,
strings
2200
x2404
1710B
Rain
binary search
,
brute force
,
data structures
,
geometry
,
greedy
,
implementation
,
math
2100
x2358
135B
Rectangle and Square
brute force
,
geometry
,
math
1600
x2298
631E
Product Sum
data structures
,
dp
,
geometry
2600
x2226
1270E
Divide Points
constructive algorithms
,
geometry
,
math
2300
x2213
1477C
Nezzar and Nice Beatmap
constructive algorithms
,
geometry
,
greedy
,
math
,
sortings
2200
x2212
1401E
Divide Square
data structures
,
geometry
,
implementation
,
sortings
2400
x2170
166B
Polygons
geometry
,
sortings
2100
x2161
600D
Area of Two Circles' Intersection
geometry
2000
x2144
814D
An overnight dance in discotheque
dfs and similar
,
dp
,
geometry
,
greedy
,
trees
2000
x2125
340B
Maximal Area Quadrilateral
brute force
,
geometry
2100
x2026
452B
4-point polyline
brute force
,
constructive algorithms
,
geometry
,
trees
1800
x1980
975D
Ghosts
geometry
,
math
2000
x1873
1194E
Count The Rectangles
bitmasks
,
brute force
,
data structures
,
geometry
,
sortings
2200
x1867
848B
Rooter's Song
constructive algorithms
,
data structures
,
geometry
,
implementation
,
sortings
,
two pointers
1900
x1815
342C
Cupboard and Balloons
geometry
1900
x1815
689E
Mike and Geometry Problem
combinatorics
,
data structures
,
dp
,
geometry
,
implementation
2000
x1809
995C
Leaving the Bar
brute force
,
data structures
,
geometry
,
greedy
,
math
,
sortings
2300
x1730
590B
Chip 'n Dale Rescue Rangers
binary search
,
geometry
,
math
2100
x1705
464B
Restore Cube
brute force
,
geometry
2000
x1663
703C
Chris and Road
geometry
,
implementation
2100
x1621
1715E
Long Way Home
data structures
,
divide and conquer
,
dp
,
geometry
,
graphs
,
greedy
,
shortest paths
2400
x1615
2C
Commentator problem
geometry
2600
x1576
1842E
Tenzing and Triangle
data structures
,
dp
,
geometry
,
greedy
,
math
2300
x1544
1725C
Circular Mirror
binary search
,
combinatorics
,
geometry
,
math
,
two pointers
2000
x1544
660F
Bear and Bowling 4
binary search
,
data structures
,
divide and conquer
,
geometry
,
ternary search
2500
x1522
993C
Careful Maneuvering
bitmasks
,
brute force
,
geometry
2100
x1480
958E1
Guard Duty (easy)
brute force
,
geometry
,
greedy
,
math
1600
x1480
610D
Vika and Segments
constructive algorithms
,
data structures
,
geometry
,
two pointers
2300
x1448
280A
Rectangle Puzzle
geometry
2000
x1445
1455E
Four Points
brute force
,
constructive algorithms
,
flows
,
geometry
,
greedy
,
implementation
,
math
,
ternary search
2400
x1436
1548D1
Gregor and the Odd Cows (Easy)
bitmasks
,
geometry
,
math
,
number theory
2300
x1428
1036E
Covered Points
fft
,
geometry
,
number theory
2400
x1416
203D
Hit Ball
geometry
,
implementation
,
math
1700
x1400
1666I
Interactive Treasure Hunt
brute force
,
constructive algorithms
,
geometry
,
interactive
,
math
2200
x1384
1142C
U2
geometry
2400
x1308
1254C
Point Ordering
constructive algorithms
,
geometry
,
interactive
,
math
2300
x1263
1776B
Vittorio Plays with LEGO Bricks
dp
,
geometry
2200
x1245
793C
Mice problem
geometry
,
implementation
,
math
,
sortings
2300
x1230
24C
Sequence of points
geometry
,
implementation
,
math
1800
x1216
630Q
Pyramids
geometry
,
math
1700
x1213
1044C
Optimal Polygon Perimeter
dp
,
geometry
2100
x1203
1331E
Jordan Smiley
*special problem
,
dfs and similar
,
geometry
,
implementation
x1200
1949I
Disks
dfs and similar
,
geometry
,
graph matchings
,
graphs
1800
x1190
1799E
City Union
constructive algorithms
,
dfs and similar
,
dsu
,
geometry
,
greedy
,
implementation
,
math
2300
x1157
1697E
Coloring
brute force
,
combinatorics
,
constructive algorithms
,
dp
,
geometry
,
graphs
,
greedy
,
implementation
,
math
2400
x1141
33D
Knights
geometry
,
graphs
,
shortest paths
,
sortings
2000
x1136
406D
Hill Climbing
dfs and similar
,
geometry
,
trees
2200
x1130
630M
Turn
geometry
,
math
1800
x1097
605C
Freelancer's Dreams
geometry
2400
x1096
1284E
New Year and Castle Construction
combinatorics
,
geometry
,
math
,
sortings
2500
x1095
333E
Summer Earnings
binary search
,
bitmasks
,
brute force
,
geometry
,
sortings
2500
x1070
630P
Area of a Star
geometry
2100
x1057
1924C
Fractal Origami
geometry
,
math
,
matrices
2400
x1048
195D
Analyzing Polyline
geometry
,
math
,
sortings
1900
x1004
70D
Professor's task
data structures
,
geometry
2700
x956
1016E
Rest In The Shades
binary search
,
geometry
2400
x930
85E
Guard Towers
binary search
,
dsu
,
geometry
,
graphs
,
sortings
2600
x920
1536F
Omkar and Akmar
chinese remainder theorem
,
combinatorics
,
constructive algorithms
,
fft
,
games
,
geometry
,
math
,
meet-in-the-middle
,
string suffix structures
2600
x914
120J
Minimum Sum
divide and conquer
,
geometry
,
sortings
1900
x908
1394C
Boboniu and String
binary search
,
geometry
,
ternary search
2600
x901
250D
Building Bridge
geometry
,
ternary search
,
two pointers
1900
x874
106E
Space Rescuers
geometry
,
ternary search
2100
x837
13B
Letter A
geometry
,
implementation
2000
x834
678F
Lena and Queries
data structures
,
divide and conquer
,
geometry
2500
x825
1017E
The Supersonic Rocket
geometry
,
hashing
,
strings
2400
x813
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