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2024 ICPC Asia Taichung Regional Contest (Unrated, Online Mirror, ICPC Rules, Preferably Teams)
09:45:45
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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
meet-in-the-middle
number theory
probabilities
schedules
shortest paths
sortings
string suffix structures
strings
ternary search
trees
two pointers
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Custom test
Problems
#
Name
978E
Bus Video System
combinatorics
,
math
1400
x9629
978D
Almost Arithmetic Progression
brute force
,
implementation
,
math
1500
x8857
978C
Letters
binary search
,
implementation
,
two pointers
1000
x25956
978B
File Name
greedy
,
strings
800
x36695
978A
Remove Duplicates
implementation
800
x27378
977F
Consecutive Subsequence
dp
1700
x19552
977E
Cyclic Components
dfs and similar
,
dsu
,
graphs
1500
x20925
977D
Divide by three, multiply by two
dfs and similar
,
math
,
sortings
1400
x18512
977C
Less or Equal
sortings
1200
x35424
977B
Two-gram
implementation
,
strings
900
x40151
977A
Wrong Subtraction
implementation
800
x171447
976F
Minimal k-covering
flows
,
graphs
2500
x584
976E
Well played!
greedy
,
sortings
2100
x2408
976D
Degree Set
constructive algorithms
,
graphs
,
implementation
2500
x688
976C
Nested Segments
greedy
,
implementation
,
sortings
1500
x7011
976B
Lara Croft and the New Game
implementation
,
math
1300
x5729
976A
Minimum Binary Number
implementation
800
x10563
975E
Hag's Khashba
geometry
2600
x310
975D
Ghosts
geometry
,
math
2000
x2224
975C
Valhalla Siege
binary search
1400
x9727
975B
Mancala
brute force
,
implementation
1100
x6871
975A
Aramic script
implementation
,
strings
900
x9339
967B
Watering System
math
,
sortings
1000
x7196
967A
Mind the Gap
implementation
1100
x4376
965E
Short Code
data structures
,
dp
,
greedy
,
strings
,
trees
2200
x1502
965D
Single-use Stones
binary search
,
flows
,
greedy
,
two pointers
1900
x3116
965C
Greedy Arkady
math
2000
x2116
965B
Battleship
implementation
1300
x4578
965A
Paper Airplanes
math
800
x9583
964B
Messages
math
1300
x4370
964A
Splits
math
800
x9716
963E
Circles of Waiting
math
3100
x551
963D
Frequency of String
hashing
,
string suffix structures
,
strings
2500
x2071
963C
Cutting Rectangle
brute force
,
math
,
number theory
2600
x592
963B
Destruction of a Tree
constructive algorithms
,
dfs and similar
,
dp
,
greedy
,
trees
2000
x2848
963A
Alternating Sum
math
,
number theory
1800
x3334
962G
Visible Black Areas
data structures
,
dsu
,
geometry
,
trees
2800
x183
962F
Simple Cycles Edges
dfs and similar
,
graphs
,
trees
2400
x1349
962E
Byteland, Berland and Disputed Cities
constructive algorithms
,
greedy
2200
x1091
962D
Merge Equals
data structures
,
implementation
1600
x6912
962C
Make a Square
brute force
,
implementation
,
math
1400
x7888
962B
Students in Railway Carriage
constructive algorithms
,
greedy
,
implementation
1300
x7720
962A
Equator
implementation
1300
x12845
961G
Partitions
combinatorics
,
math
,
number theory
2700
x1367
961F
k-substrings
binary search
,
hashing
,
string suffix structures
2700
x812
961E
Tufurama
data structures
1900
x3682
961D
Pair Of Lines
geometry
2000
x4332
961C
Chessboard
bitmasks
,
brute force
,
implementation
1400
x5317
961B
Lecture Sleep
data structures
,
dp
,
implementation
,
two pointers
1200
x21245
961A
Tetris
implementation
900
x10085
960H
Santa's Gift
data structures
,
trees
3100
x289
960G
Bandit Blues
combinatorics
,
dp
,
fft
,
math
2900
x1073
960F
Pathwalks
data structures
,
dp
,
graphs
2100
x2994
960E
Alternating Tree
combinatorics
,
dfs and similar
,
divide and conquer
,
dp
,
probabilities
,
trees
2300
x1959
960D
Full Binary Tree Queries
brute force
,
implementation
,
trees
2100
x1885
960C
Subsequence Counting
bitmasks
,
constructive algorithms
,
greedy
,
implementation
1700
x3935
960B
Minimize the error
data structures
,
greedy
,
sortings
1500
x8156
960A
Check the string
implementation
1200
x8228
959F
Mahmoud and Ehab and yet another xor task
bitmasks
,
dp
,
math
,
matrices
2400
x2153
959E
Mahmoud and Ehab and the xor-MST
bitmasks
,
dp
,
graphs
,
implementation
,
math
1900
x3444
959D
Mahmoud and Ehab and another array construction task
constructive algorithms
,
greedy
,
math
,
number theory
1900
x3101
959C
Mahmoud and Ehab and the wrong algorithm
constructive algorithms
,
trees
1500
x5792
959B
Mahmoud and Ehab and the message
dsu
,
greedy
,
implementation
1200
x9677
959A
Mahmoud and Ehab and the even-odd game
games
,
math
800
x47920
958F3
Lightsabers (hard)
fft
2600
x703
958F2
Lightsabers (medium)
binary search
,
two pointers
1800
x1240
958F1
Lightsabers (easy)
implementation
1500
x1684
958E3
Guard Duty (hard)
geometry
2700
x195
958E2
Guard Duty (medium)
binary search
,
dp
,
greedy
,
sortings
2200
x971
958E1
Guard Duty (easy)
brute force
,
geometry
,
greedy
,
math
1600
x1544
958D2
Hyperspace Jump (hard)
2700
x88
958D1
Hyperspace Jump (easy)
expression parsing
,
math
1400
x2077
958C3
Encryption (hard)
data structures
,
dp
2500
x592
958C2
Encryption (medium)
dp
2000
x1264
958C1
Encryption (easy)
brute force
1200
x2913
958B2
Maximum Control (medium)
data structures
,
dfs and similar
,
graphs
,
greedy
,
trees
2200
x675
958B1
Maximum Control (easy)
implementation
1000
x3447
958A3
Death Stars (hard)
3100
x46
958A2
Death Stars (medium)
hashing
,
strings
2000
x921
958A1
Death Stars (easy)
implementation
1400
x1668
957A
Tritonic Iridescence
implementation
1300
x5785
955F
Heaps
dp
,
trees
2600
x380
955E
Icicles
2900
x95
955D
Scissors
brute force
,
strings
2600
x482
955C
Sad powers
binary search
,
math
,
number theory
2100
x2717
955B
Not simply beatiful strings
implementation
1400
x4840
955A
Feed the cat
greedy
,
math
1100
x6677
954I
Yet Another String Matching Problem
fft
,
math
2200
x1032
954H
Path Counting
combinatorics
,
dp
2500
x590
954G
Castle Defense
binary search
,
data structures
,
greedy
,
two pointers
2000
x2167
954F
Runner's Problem
dp
,
matrices
,
sortings
2100
x1219
954E
Water Taps
binary search
,
greedy
,
sortings
2000
x1921
954D
Fight Against Traffic
dfs and similar
,
graphs
,
shortest paths
1600
x6700
954C
Matrix Walk
implementation
1700
x3795
954B
String Typing
implementation
,
strings
1400
x7288
954A
Diagonal Walking
implementation
800
x10548
952G
Puzzling Language
constructive algorithms
2200
x238
952F
2 + 2 != 4
2400
x397
952E
Cheese Board
2000
x642
952D
I'm Feeling Lucky!
probabilities
1800
x2453
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