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CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)
38:31:49
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→ Filter Problems
Difficulty:
—
implementation
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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Problems
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Status
Standings
Custom test
Problems
#
Name
533C
Board Game
games
,
greedy
,
implementation
,
math
1700
x2199
527D
Clique Problem
data structures
,
dp
,
greedy
,
implementation
,
sortings
1800
x4803
527C
Glass Carving
binary search
,
data structures
,
implementation
1500
x6934
527A
Playing with Paper
implementation
,
math
1100
x14492
526E
Transmitting Levels
dp
,
implementation
2400
x1085
526B
Om Nom and Dark Park
dfs and similar
,
greedy
,
implementation
1400
x4505
526A
King of Thieves
brute force
,
implementation
1300
x4783
524A
Возможно, вы знаете этих людей?
implementation
1600
x1415
523D
Statistics of Recompressing Videos
*special problem
,
data structures
,
implementation
1600
x2348
523B
Mean Requests
*special problem
,
implementation
1500
x952
523A
Rotate, Flip and Zoom
*special problem
,
implementation
1200
x2637
522B
Photo to Remember
*special problem
,
data structures
,
dp
,
implementation
1100
x8942
520D
Cubes
games
,
greedy
,
implementation
2100
x1564
520B
Two Buttons
dfs and similar
,
graphs
,
greedy
,
implementation
,
math
,
shortest paths
1400
x51540
520A
Pangram
implementation
,
strings
800
x99200
519C
A and B and Team Training
greedy
,
implementation
,
math
,
number theory
1300
x19778
519B
A and B and Compilation Errors
data structures
,
implementation
,
sortings
1100
x39728
519A
A and B and Chess
implementation
900
x19055
518F
Pasha and Pipe
binary search
,
brute force
,
combinatorics
,
dp
,
implementation
2300
x374
518E
Arthur and Questions
greedy
,
implementation
,
math
,
ternary search
2200
x1004
518C
Anya and Smartphone
constructive algorithms
,
data structures
,
implementation
1600
x6035
518B
Tanya and Postcard
greedy
,
implementation
,
strings
1400
x8000
514B
Han Solo and Lazer Gun
brute force
,
data structures
,
geometry
,
implementation
,
math
1400
x20924
514A
Chewbaсca and Number
greedy
,
implementation
1200
x53538
510A
Fox And Snake
implementation
800
x85040
509C
Sums of Digits
dp
,
greedy
,
implementation
2000
x2102
509B
Painting Pebbles
constructive algorithms
,
greedy
,
implementation
1300
x9651
509A
Maximum in Table
brute force
,
implementation
800
x38672
507D
The Maths Lecture
dp
,
implementation
2200
x1833
507C
Guess Your Way Out!
implementation
,
math
,
trees
1700
x4383
507A
Amr and Music
greedy
,
implementation
,
sortings
1000
x18546
505A
Mr. Kitayuta's Gift
brute force
,
implementation
,
strings
1100
x6691
501E
Misha and Palindrome Degree
binary search
,
combinatorics
,
implementation
2500
x918
501A
Contest
implementation
900
x22873
500C
New Year Book Reading
constructive algorithms
,
greedy
,
implementation
,
math
1600
x5829
500A
New Year Transportation
dfs and similar
,
graphs
,
implementation
1000
x53697
499B
Lecture
implementation
,
strings
1000
x39665
499A
Watching a movie
greedy
,
implementation
1000
x13985
496C
Removing Columns
brute force
,
constructive algorithms
,
implementation
1500
x7756
496B
Secret Combination
brute force
,
constructive algorithms
,
implementation
1500
x5935
496A
Minimum Difficulty
brute force
,
implementation
,
math
900
x16476
495A
Digital Counter
implementation
1100
x8497
493C
Vasya and Basketball
binary search
,
brute force
,
data structures
,
implementation
,
sortings
,
two pointers
1600
x6840
493B
Vasya and Wrestling
implementation
1400
x13382
493A
Vasya and Football
implementation
1300
x6129
492D
Vanya and Computer Game
binary search
,
implementation
,
math
,
sortings
1800
x3159
492B
Vanya and Lanterns
binary search
,
implementation
,
math
,
sortings
1200
x76609
492A
Vanya and Cubes
implementation
800
x51256
491A
Up the hill
constructive algorithms
,
implementation
1000
x2955
490E
Restoring Increasing Sequence
binary search
,
brute force
,
greedy
,
implementation
2000
x1604
490B
Queue
dsu
,
implementation
1500
x6016
490A
Team Olympiad
greedy
,
implementation
,
sortings
800
x60020
489C
Given Length and Sum of Digits...
dp
,
greedy
,
implementation
1400
x46583
489A
SwapSort
greedy
,
implementation
,
sortings
1200
x10093
487A
Fight the Monster
binary search
,
brute force
,
implementation
1800
x3774
486C
Palindrome Transformation
brute force
,
greedy
,
implementation
1700
x11772
486B
OR in Matrix
greedy
,
hashing
,
implementation
1300
x17842
486A
Calculating Function
implementation
,
math
800
x120926
485A
Factory
implementation
,
math
,
matrices
1400
x8312
484C
Strange Sorting
implementation
,
math
2600
x594
483A
Counterexample
brute force
,
implementation
,
math
,
number theory
1100
x23234
479D
Long Jumps
binary search
,
greedy
,
implementation
1700
x4795
479B
Towers
brute force
,
constructive algorithms
,
greedy
,
implementation
,
sortings
1400
x7929
478A
Initial Bet
implementation
1100
x25771
476A
Dreamoon and Stairs
implementation
,
math
1000
x44347
475B
Strongly Connected City
brute force
,
dfs and similar
,
graphs
,
implementation
1400
x8529
475A
Bayan Bus
implementation
1100
x4775
474B
Worms
binary search
,
implementation
1200
x49207
474A
Keyboard
implementation
900
x46079
472E
Design Tutorial: Learn from a Game
constructive algorithms
,
implementation
2800
x131
471B
MUH and Important Things
implementation
,
sortings
1300
x5961
471A
MUH and Sticks
implementation
1100
x13433
470A
Crystal Ball Sequence
*special problem
,
implementation
1400
x677
469B
Chat Online
implementation
1300
x12709
469A
I Wanna Be the Guy
greedy
,
implementation
800
x99152
467C
George and Job
dp
,
implementation
1700
x14785
467B
Fedor and New Game
bitmasks
,
brute force
,
constructive algorithms
,
implementation
1100
x37934
467A
George and Accommodation
implementation
800
x124336
466A
Cheap Travel
implementation
1200
x64248
465B
Inbox (100500)
implementation
1000
x10451
465A
inc ARG
implementation
900
x10075
463D
Gargari and Permutations
dfs and similar
,
dp
,
graphs
,
implementation
1900
x6560
463C
Gargari and Bishops
greedy
,
hashing
,
implementation
1900
x8767
463B
Caisa and Pylons
brute force
,
implementation
,
math
1100
x27479
463A
Caisa and Sugar
brute force
,
implementation
1200
x9273
462A
Appleman and Easy Task
brute force
,
implementation
1000
x16959
461C
Appleman and a Sheet of Paper
data structures
,
implementation
2200
x1336
460B
Little Dima and Equation
brute force
,
implementation
,
math
,
number theory
1500
x12429
460A
Vasya and Socks
brute force
,
implementation
,
math
900
x46434
459B
Pashmak and Flowers
combinatorics
,
implementation
,
sortings
1300
x40740
459A
Pashmak and Garden
implementation
1200
x33131
455B
A Lot of Games
dfs and similar
,
dp
,
games
,
implementation
,
strings
,
trees
1900
x6014
454B
Little Pony and Sort by Shift
implementation
1200
x18243
454A
Little Pony and Crystal Mine
implementation
800
x14895
452D
Washer, Dryer, Folder
greedy
,
implementation
1900
x1524
452A
Eevee
brute force
,
implementation
,
strings
1000
x8025
451C
Predict Outcome of the Game
brute force
,
implementation
,
math
1700
x3389
451B
Sort the Array
implementation
,
sortings
1300
x45857
451A
Game With Sticks
implementation
900
x66322
450B
Jzzhu and Sequences
implementation
,
math
1300
x26478
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