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2023 Post World Finals Online ICPC Challenge powered by Huawei
2 weeks
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Kotlin Heroes: Practice 10
20:51:46
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binary search
combine-tags-by-or
*combine tags by OR
2-sat
binary search
bitmasks
brute force
chinese remainder theorem
combinatorics
constructive algorithms
data structures
dfs and similar
divide and conquer
dp
dsu
expression parsing
fft
flows
games
geometry
graph matchings
graphs
greedy
hashing
implementation
interactive
math
matrices
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number theory
probabilities
schedules
shortest paths
sortings
string suffix structures
strings
ternary search
trees
two pointers
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Custom test
Problems
#
Name
1073D
Berland Fair
binary search
,
brute force
,
data structures
,
greedy
1700
x6311
1073C
Vasya and Robot
binary search
,
two pointers
1800
x4548
1071E
Rain Protection
binary search
,
geometry
3500
x90
1070E
Getting Deals Done
binary search
,
data structures
2100
x1189
1066D
Boxes Packing
binary search
,
implementation
1800
x5293
1063C
Dwarves, Hats and Extrasensory Abilities
binary search
,
constructive algorithms
,
geometry
,
interactive
1900
x2790
1062E
Company
binary search
,
data structures
,
dfs and similar
,
greedy
,
trees
2300
x1707
1060C
Maximum Subrectangle
binary search
,
implementation
,
two pointers
1600
x4802
1059E
Split the Tree
binary search
,
data structures
,
dp
,
greedy
,
trees
2400
x1354
1059D
Nature Reserve
binary search
,
geometry
,
ternary search
2200
x2542
1056F
Write The Contest
binary search
,
dp
,
math
2500
x465
1055E
Segments on the Line
binary search
,
dp
2500
x707
1051E
Vasya and Big Integers
binary search
,
data structures
,
dp
,
hashing
,
strings
2600
x874
1044A
The Tower is Going Home
binary search
,
two pointers
1700
x2847
1042A
Benches
binary search
,
implementation
1100
x12506
1041D
Glider
binary search
,
data structures
,
two pointers
1700
x5804
1041C
Coffee Break
binary search
,
data structures
,
greedy
,
two pointers
1600
x9250
1039B
Subway Pursuit
binary search
,
interactive
,
probabilities
2100
x2276
1034D
Intervals of Intervals
binary search
,
data structures
,
two pointers
3500
x432
1033E
Hidden Bipartite Graph
binary search
,
constructive algorithms
,
dfs and similar
,
graphs
,
interactive
2800
x578
1029F
Multicolored Markers
binary search
,
brute force
,
math
,
number theory
2000
x2471
1027F
Session in BSU
binary search
,
dfs and similar
,
dsu
,
graph matchings
,
graphs
2400
x1504
1019D
Large Triangle
binary search
,
geometry
,
sortings
2700
x625
1019B
The hat
binary search
,
interactive
2000
x1891
1016E
Rest In The Shades
binary search
,
geometry
2400
x929
1015E2
Stars Drawing (Hard Edition)
binary search
,
dp
,
greedy
1900
x3468
1011B
Planning The Expedition
binary search
,
brute force
,
implementation
1200
x9805
1010B
Rocket
binary search
,
interactive
1800
x5071
1010A
Fly
binary search
,
math
1500
x7991
1007C
Guess two numbers
binary search
,
interactive
3000
x406
1006C
Three Parts of the Array
binary search
,
data structures
,
two pointers
1200
x20249
1004E
Sonya and Ice Cream
binary search
,
data structures
,
dp
,
greedy
,
shortest paths
,
trees
2400
x1010
996B
World Cup
binary search
,
math
1300
x8848
993D
Compute Power
binary search
,
dp
,
greedy
2500
x592
992E
Nastya and King-Shamans
binary search
,
data structures
2500
x1263
991C
Candies
binary search
,
implementation
1500
x9842
989D
A Shade of Moonlight
binary search
,
geometry
,
math
,
sortings
,
two pointers
2500
x505
985E
Pencils and Boxes
binary search
,
data structures
,
dp
,
greedy
,
two pointers
2100
x3249
985D
Sand Fortress
binary search
,
constructive algorithms
,
math
2100
x2253
983E
NN country
binary search
,
data structures
,
trees
2800
x871
981F
Round Marriage
binary search
,
graph matchings
,
greedy
2500
x674
979D
Kuro and GCD and XOR and SUM
binary search
,
bitmasks
,
brute force
,
data structures
,
dp
,
dsu
,
greedy
,
math
,
number theory
,
strings
,
trees
2200
x1684
978F
Mentors
binary search
,
data structures
,
implementation
1500
x8018
978C
Letters
binary search
,
implementation
,
two pointers
1000
x24365
975C
Valhalla Siege
binary search
1400
x9369
965D
Single-use Stones
binary search
,
flows
,
greedy
,
two pointers
1900
x2960
961F
k-substrings
binary search
,
hashing
,
string suffix structures
2700
x651
958F2
Lightsabers (medium)
binary search
,
two pointers
1800
x1199
958E2
Guard Duty (medium)
binary search
,
dp
,
greedy
,
sortings
2200
x896
955C
Sad powers
binary search
,
math
,
number theory
2100
x2461
954G
Castle Defense
binary search
,
data structures
,
greedy
,
two pointers
2000
x1894
954E
Water Taps
binary search
,
greedy
,
sortings
2000
x1832
949D
Curfew
binary search
,
brute force
,
greedy
,
sortings
2300
x811
940D
Alena And The Heater
binary search
,
implementation
1600
x3566
939E
Maximize!
binary search
,
greedy
,
ternary search
,
two pointers
1800
x3008
939C
Convenient For Everybody
binary search
,
two pointers
1600
x4564
938C
Constructing Tests
binary search
,
brute force
,
constructive algorithms
1700
x3274
936A
Save Energy!
binary search
,
implementation
,
math
1700
x4313
932D
Tree
binary search
,
dp
,
trees
2200
x1641
932B
Recursive Queries
binary search
,
data structures
,
dfs and similar
1300
x7788
925F
Parametric Circulation
binary search
,
flows
3100
x94
925B
Resource Distribution
binary search
,
implementation
,
sortings
1700
x2176
925A
Stairs and Elevators
binary search
1600
x3361
924B
Three-level Laser
binary search
,
greedy
,
two pointers
1600
x5062
923B
Producing Snow
binary search
,
data structures
1600
x7176
920G
List Of Integers
binary search
,
bitmasks
,
brute force
,
combinatorics
,
math
,
number theory
2200
x1672
919B
Perfect Number
binary search
,
brute force
,
dp
,
implementation
,
number theory
1100
x26863
913D
Too Easy Problems
binary search
,
brute force
,
data structures
,
greedy
,
sortings
1800
x4493
912E
Prime Gift
binary search
,
dfs and similar
,
math
,
meet-in-the-middle
,
number theory
,
two pointers
2400
x1484
911B
Two Cakes
binary search
,
brute force
,
implementation
1200
x10947
901C
Bipartite Segments
binary search
,
data structures
,
dfs and similar
,
dsu
,
graphs
,
two pointers
2300
x1132
896B
Ithea Plays With Chtholly
binary search
,
constructive algorithms
,
games
,
greedy
,
interactive
2000
x2049
896A
Nephren gives a riddle
binary search
,
dfs and similar
1700
x3336
895B
XK Segments
binary search
,
math
,
sortings
,
two pointers
1700
x3419
889E
Mod Mod Mod
binary search
,
dp
,
math
3000
x515
888C
K-Dominant Character
binary search
,
implementation
,
two pointers
1400
x8075
887E
Little Brother
binary search
,
geometry
,
sortings
2800
x162
883I
Photo Processing
binary search
,
dp
1900
x1892
883D
Packmen Strike Back
binary search
,
dp
,
math
2500
x349
883C
Downloading B++
binary search
,
implementation
2300
x614
875E
Delivery Club
binary search
,
data structures
,
dp
2600
x851
875D
High Cry
binary search
,
bitmasks
,
combinatorics
,
data structures
,
divide and conquer
2200
x1977
865C
Gotta Go Fast
binary search
,
dp
2400
x811
865B
Ordering Pizza
binary search
,
sortings
,
ternary search
1900
x1650
862E
Mahmoud and Ehab and the function
binary search
,
data structures
,
sortings
2100
x1388
862D
Mahmoud and Ehab and the binary string
binary search
,
divide and conquer
,
interactive
2000
x1650
855F
Nagini
binary search
,
data structures
3100
x417
853D
Michael and Charging Stations
binary search
,
dp
,
greedy
2400
x653
852D
Exploration plan
binary search
,
flows
,
graph matchings
,
shortest paths
2100
x949
847J
Students Initiation
binary search
,
flows
,
graphs
2400
x615
847E
Packmen
binary search
,
dp
1800
x2727
847B
Preparing for Merge Sort
binary search
,
data structures
1600
x4645
846D
Monitor
binary search
,
data structures
1900
x2350
845E
Fire in the City
binary search
,
data structures
2400
x579
842E
Nikita and game
binary search
,
dfs and similar
,
divide and conquer
,
graphs
,
trees
2800
x396
842D
Vitya and Strange Lesson
binary search
,
data structures
2000
x3215
837F
Prefix Sums
binary search
,
brute force
,
combinatorics
,
math
,
matrices
2400
x738
837E
Vasya's Function
binary search
,
implementation
,
math
2100
x1509
835E
The penguin's game
binary search
,
constructive algorithms
,
interactive
2400
x1126
833B
The Bakery
binary search
,
data structures
,
divide and conquer
,
dp
,
two pointers
2200
x4491
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