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自分が原案を担当した問題をまとめた。(注:ABC は原案担当と準備担当が分かれているため、自分が準備者でない問題も存在する。)
最終更新日:2024 年 2 月 13 日
Contest
Index
Name
Difficulty
ABC208
ABC-A
Rolling Dice
28
ABC208
ABC-B
Factorial Yen Coin
51
ABC208
ABC-C
Fair Candy Distribution
142
ABC208
ABC-E
Digit Products
2024
ABC208
ABC-F
Cumulative Sum
2772
ABC212
ABC-D
Querying Multiset
775
ABC212
ABC-H
Nim Counting
2741
ABC213
ABC-A
Bitwise Exclusive Or
33
ABC213
ABC-B
Booby Prize
26
ABC213
ABC-C
Reorder Cards
481
ABC213
ABC-D
Takahashi Tour
710
ABC213
ABC-F
Common Prefixes
2215
ABC213
ABC-G
Connectivity 2
2663
ABC213
ABC-H
Stroll
2806
ABC215
ABC-H
Cabbage Master
3101
ABC217
ABC-A
Lexicographic Order
21
ABC217
ABC-C
Inverse of Permutation
49
ABC217
ABC-D
Cutting Woods
802
ABC217
ABC-E
Sorting Queries
986
ABC217
ABC-G
Groups
2047
ABC217
ABC-H
Snuketoon
3112
ABC219
ABC-C
Neo-lexicographic Ordering
260
ABC220
ABC-H
Security Camera
3047
ABC221
ABC-D
Online games
832
ABC222
ABC-B
Failing Grade
9
ABC222
ABC-D
Between Two Arrays
865
ABC222
ABC-E
Red and Blue Tree
1491
ABC222
ABC-F
Expensive Expense
1934
ABC222
ABC-H
Beautiful Binary Tree
3477
ABC224
ABC-D
8 Puzzle on Graph
1376
ABC225
ABC-D
Play Train
778
ABC226
ABC-B
Counting Arrays
192
ABC226
ABC-D
Teleportation
706
ABC226
ABC-F
Score of Permutations
2086
ABC226
ABC-H
Random Kth Max
2813
ABC228
ABC-D
Linear Probing
1035
ABC230
ABC-D
Destroyer Takahashi
963
ABC230
ABC-H
Bullion
3528
ABC232
ABC-H
King's Tour
2780
ABC235
ABC-C
The Kth Time Query
249
ABC235
ABC-D
Multiply and Rotate
862
ABC235
ABC-E
MST + 1
1304
ABC235
ABC-G
Gardens
2462
ABC236
ABC-C
Route Map
80
ABC239
ABC-B
Integer Division
57
ABC239
ABC-F
Construct Highway
1959
ABC239
ABC-G
Builder Takahashi
2215
ABC239
ABC-H
Dice Product 2
2686
ABC241
ABC-H
Card Deck Score
2881
ABC243
ABC-H
Builder Takahashi (Enhanced version)
3884
ABC244
ABC-B
Go Straight and Turn Right
30
ABC244
ABC-E
King Bombee
1125
ABC247
ABC-C
1 2 1 3 1 2 1
149
ABC247
ABC-H
Rearranging Problem
2664
ABC251
ABC-B
At Most 3 (Judge ver.)
181
ABC251
ABC-C
Poem Online Judge
246
ABC251
ABC-D
At Most 3 (Contestant ver.)
1463
ABC251
ABC-H
Fill Triangle
3108
ABC252
ABC-E
Road Reduction
1294
ABC252
ABC-H
K-th beautiful Necklace
3015
ABC256
ABC-C
Filling 3x3 array
541
ABC256
ABC-H
I like Query Problem
2531
ABC260
ABC-C
Changing Jewels
413
ABC260
ABC-E
At Least One
1692
ABC260
ABC-F
Find 4-cycle
1995
ABC260
ABC-G
Scalene Triangle Area
2339
ABC260
ABC-H
Colorfulness
3339
ABC264
ABC-D
"redocta".swap(i,i+1)
414
ABC265
ABC-C
Belt Conveyor
212
ABC265
ABC-H
No-capture Lance Game
3319
ABC269
ABC-E
Last Rook
1030
ABC269
ABC-G
Reversible Cards 2
2440
ABC269
ABC-H
Antichain
3178
ABC270
ABC-H
add 1
3159
ABC272
ABC-D
Root M Leaper
804
ABC272
ABC-G
Yet Another mod M
2187
ABC273
ABC-H
Inv(0,1)ving Insert(1,0)n
3598
ABC274
ABC-A
Batting Average
23
ABC274
ABC-H
XOR Sum of Arrays
3191
ABC277
ABC-C
Ladder Takahashi
540
ABC278
ABC-G
Generalized Subtraction Game
2533
ABC278
ABC-H
make 1
3768
ABC280
ABC-H
Substring Sort
3307
ABC281
ABC-H
Alchemy
3180
ABC284
ABC-B
Multi Test Cases
14
ABC284
ABC-C
Count Connected Components
193
ABC284
ABC-H
Count Unlabeled Graphs
3125
ABC289
ABC-H
Trio
3246
ABC291
ABC-A
camel Case
8
ABC291
ABC-B
Trimmed Mean
32
ABC291
ABC-H
Balanced Tree
2097
ABC294
ABC-B
ASCII Art
25
ABC294
ABC-D
Bank
385
ABC294
ABC-F
Sugar Water 2
1891
ABC296
ABC-F
Simultaneous Swap
1811
ABC297
ABC-C
PC on the Table
96
ABC297
ABC-D
Count Subtractions
273
ABC298
ABC-D
Writing a Numeral
943
ABC298
ABC-E
Unfair Sugoroku
1341
ABC299
ABC-G
Minimum Permutation
2088
ABC300
ABC-A
N-choice question
8
ABC300
ABC-B
Same Map in the RPG World
353
ABC300
ABC-C
Cross
534
ABC300
ABC-D
AABCC
908
ABC300
ABC-E
Dice Product 3
1354
ABC300
ABC-G
P-smooth number
2343
ABC300
ABC-H
Fibonacci: Revisited
3209
ABC301
ABC-D
Bitmask
885
ABC301
ABC-E
Pac-Takahashi
1673
ABC301
ABC-G
Worst Picture
3262
ABC302
ABC-A
Attack
24
ABC302
ABC-B
Find snuke
352
ABC302
ABC-C
Almost Equal
469
ABC302
ABC-H
Ball Collector
2407
ABC305
ABC-B
ABCDEFG
23
ABC305
ABC-C
Snuke the Cookie Picker
159
ABC305
ABC-D
Sleep Log
671
ABC305
ABC-E
Art Gallery on Graph
1158
ABC305
ABC-F
Dungeon Explore
1420
ABC305
ABC-H
Shojin
3344
ABC306
ABC-B
Base 2
0
ABC307
ABC-H
Marquee
2754
ABC308
ABC-D
Snuke Maze
619
ABC311
ABC-E
Defect-free Squares
1293
ABC311
ABC-H
Many Illumination Plans
3605
ABC312
ABC-H
snukesnuke
2477
ABC315
ABC-H
Typical Convolution Problem
2807
ABC317
ABC-G
Rearranging
2649
ABC317
ABC-H
Walk
3426
ABC318
ABC-G
Typical Path Problem
2260
ABC319
ABC-A
Legendary Players
10
ABC319
ABC-F
Fighter Takahashi
2480
ABC322
ABC-A
First ABC 2
12
ABC322
ABC-B
Prefix and Suffix
54
ABC322
ABC-D
Polyomino
1310
ABC322
ABC-F
Vacation Query
1806
ABC327
ABC-D
Good Tuple Problem
709
ABC327
ABC-G
Many Good Tuple Problems
2968
ABC331
ABC-E
Set Meal
1018
ABC331
ABC-F
Palindrome Query
1666
ABC336
ABC-B
CTZ
27
ABC336
ABC-C
Even Digits
343
ABC336
ABC-E
Digit Sum Divisible
1538
ABC336
ABC-G
16 Integers
3138
ABC340
ABC-C
Divide and Divide
528
ABC340
ABC-F
S = 1
1516
ABC340
ABC-G
Leaf Color
2401
ARC139
ARC-A
Trailing Zeros
599
ARC139
ARC-E
Wazir
3222
ARC148
ARC-A
mod M
656
ARC148
ARC-B
dp
975
ARC148
ARC-C
Lights Out on Tree
1488
ARC148
ARC-D
mod M Game
2009
ARC148
ARC-E
≥ K
2785
ARC148
ARC-F
998244353 → 1000000007
3621
ARC160
ARC-A
Reverse and Count
1275
ARC160
ARC-E
Make Biconnected
3284
ARC160
ARC-F
Count Sorted Arrays
3202
ARC171
ARC-A
No Attacking
614
ARC171
ARC-B
Chmax
1374
ARC171
ARC-C
Swap on Tree
2244
ARC171
ARC-D
Rolling Hash
2377
ARC171
ARC-E
Rookhopper's Tour
3034
ARC171
ARC-F
Both Reversible
3730
yuki
yuki
T-block Tiling
400
yuki
yuki
Almost Palindrome
2000
yuki
yuki
Rider's Triangle
2000
yuki
yuki
Silver Tour
2800
yuki
yuki
🐙🐄🌲
3600
yuki
yuki
Remix Sum
0
yuki
yuki
Paint and Fill
0
yuki
yuki
Differential Equation (Enhanced version)
0
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