|
abc273_c
|
F. (K+1)-th Largest Number
|
369
|
9019
|
|
abc404_c
|
E. Cycle Graph?
|
370
|
10185
|
|
abc434_c
|
F. Flapping Takahashi
|
373
|
7390
|
|
arc163_a
|
A. Divide String
|
373
|
3886
|
|
abc423_c
|
F. Lock All Doors
|
376
|
7568
|
|
abc421_c
|
F. Alternated
|
377
|
10266
|
|
abc446_c
|
F. Omelette Restaurant
|
384
|
8671
|
|
abc294_d
|
G. Bank
|
385
|
8897
|
|
abc276_c
|
E. Previous Permutation
|
389
|
9798
|
|
abc318_c
|
F. Blue Spring
|
400
|
12098
|
|
abc464_c
|
E. Plumage Palette
|
400
|
8147
|
|
abc418_c
|
F. Flush
|
401
|
9776
|
|
abc445_c
|
E. Sugoroku Destination
|
404
|
9362
|
|
abc341_c
|
F. Takahashi Gets Lost
|
406
|
11240
|
|
abc441_c
|
E. Sake or Water
|
406
|
9723
|
|
abc371_d
|
G. 1D Country
|
408
|
10389
|
|
abc258_c
|
F. Rotation
|
419
|
11966
|
|
abc409_c
|
F. Equilateral Triangle
|
421
|
10367
|
|
abc447_d
|
D. Take ABC 2
|
430
|
8617
|
|
abc452_c
|
E. Fishbones
|
435
|
9114
|
|
arc178_a
|
A. Good Permutation 2
|
438
|
2914
|
|
abc354_c
|
E. AtCoder Magics
|
441
|
11772
|
|
abc252_c
|
F. Slot Strategy
|
441
|
9885
|
|
arc214_a
|
A. Same Sum Grid Path
|
442
|
1974
|
|
abc465_c
|
C. Reverse Permutation
|
443
|
8671
|
|
abc385_c
|
E. Illuminate Buildings
|
446
|
9689
|
|
arc162_a
|
A. Ekiden Race
|
446
|
3110
|
|
abc311_c
|
E. Find it!
|
448
|
10846
|
|
abc298_c
|
E. Cards Query Problem
|
448
|
8946
|
|
abc458_d
|
G. Chalkboard Median
|
450
|
9846
|
|
abc259_c
|
F. XX to XXX
|
451
|
10081
|
|
abc283_d
|
G. Scope
|
453
|
9083
|
|
arc181_a
|
A. Sort Left and Right
|
456
|
3429
|
|
abc426_c
|
E. Upgrade Required
|
458
|
10013
|
|
arc174_a
|
A. A Multiply
|
467
|
3674
|
|
abc302_c
|
F. Almost Equal
|
469
|
9668
|
|
abc405_d
|
G. Escape Route
|
471
|
9811
|
|
abc469_c
|
C. Cantrip
|
475
|
6952
|
|
abc382_c
|
E. Kaiten Sushi
|
476
|
9484
|
|
abc334_b
|
C. Christmas Trees
|
479
|
10874
|
|
arc137_a
|
A. Coprime Pair
|
480
|
5031
|
|
arc203_a
|
A. All Winners
|
481
|
2453
|
|
abc428_c
|
F. Brackets Stack Query
|
483
|
8910
|
|
abc437_c
|
F. Reindeer and Sleigh 2
|
489
|
9259
|
|
abc466_d
|
D. Placing Rooks
|
494
|
8424
|
|
arc222_a
|
A. Colorful Intervals
|
500
|
1702
|
|
arc179_a
|
A. Partition
|
504
|
3395
|
|
abc437_d
|
G. Sum of Differences
|
509
|
8294
|
|
arc156_a
|
A. Non-Adjacent Flip
|
510
|
3939
|
|
abc250_c
|
E. Adjacent Swaps
|
517
|
9962
|
|
abc253_c
|
E. Max - Min Query
|
518
|
10333
|
|
abc330_c
|
E. Minimize Abs 2
|
519
|
10313
|
|
abc340_c
|
E. Divide and Divide
|
528
|
10864
|
|
arc164_a
|
A. Ternary Decomposition
|
532
|
4255
|
|
abc393_d
|
G. Swap to Gather
|
533
|
9701
|
|
arc195_a
|
A. Twice Subsequence
|
538
|
2310
|
|
arc183_a
|
A. Median of Good Sequences
|
539
|
2580
|
|
abc256_c
|
F. Filling 3x3 array
|
541
|
9153
|
|
abc446_d
|
G. Max Straight
|
550
|
7862
|
|
arc211_a
|
A. Banned X 2
|
550
|
1535
|
|
arc142_a
|
A. Reverse and Minimize
|
552
|
3497
|
|
arc206_a
|
A. Range Replace
|
554
|
2264
|
|
arc219_a
|
A. Similarity
|
557
|
1934
|
|
arc161_b
|
B. Exactly Three Bits
|
563
|
3103
|
|
abc286_c
|
E. Rotate and Palindrome
|
565
|
8417
|
|
abc356_c
|
E. Keys
|
568
|
10691
|
|
abc435_d
|
G. Reachability Query 2
|
568
|
7337
|
|
abc330_d
|
G. Counting Ls
|
569
|
8725
|
|
abc255_c
|
F. ±1 Operation 1
|
574
|
9012
|
|
abc444_d
|
D. Many Repunit Sum
|
574
|
8394
|
|
abc392_d
|
G. Doubles
|
579
|
8935
|
|
abc292_d
|
G. Unicyclic Components
|
579
|
8510
|
|
abc444_c
|
F. AtCoder Riko
|
582
|
8451
|
|
abc314_d
|
G. LOWER
|
585
|
9189
|
|
abc366_d
|
G. Cuboid Sum Query
|
586
|
8982
|
|
abc456_d
|
D. Not Adjacent 2
|
586
|
8032
|
|
abc378_d
|
G. Count Simple Paths
|
587
|
8786
|
|
abc321_c
|
E. 321-like Searcher
|
591
|
11870
|
|
arc145_a
|
A. AB Palindrome
|
596
|
4931
|
|
arc139_a
|
A. Trailing Zeros
|
599
|
3337
|
|
abc396_d
|
G. Minimum XOR Path
|
601
|
9249
|
|
abc308_c
|
F. Standings
|
605
|
10666
|
|
abc412_c
|
E. Giant Domino
|
607
|
8713
|
|
abc467_c
|
C. Adjacent Sums (easy)
|
608
|
7920
|
|
arc171_a
|
A. No Attacking
|
614
|
3326
|
|
abc308_d
|
G. Snuke Maze
|
619
|
8876
|
|
abc309_d
|
G. Add One Edge
|
621
|
8420
|
|
abc439_d
|
G. Kadomatsu Subsequence
|
627
|
6939
|
|
abc427_c
|
E. Bipartize
|
629
|
7718
|
|
arc224_b
|
B. Adjacent Tiles
|
630
|
2412
|
|
abc440_c
|
E. Striped Horse
|
631
|
8124
|
|
abc436_d
|
G. Teleport Maze
|
633
|
7319
|
|
arc135_a
|
A. Floor, Ceil - Decomposition
|
634
|
4411
|
|
abc324_c
|
E. Error Correction
|
637
|
9067
|
|
abc448_d
|
G. Integer-duplicated Path
|
638
|
7634
|
|
abc450_d
|
G. Minimize Range
|
647
|
8357
|
|
abc438_d
|
G. Tail of Snake
|
652
|
7523
|
|
abc432_c
|
E. Candy Tribulation
|
654
|
7164
|
|
arc148_a
|
A. mod M
|
656
|
4323
|
|
abc415_c
|
E. Mixture
|
657
|
8339
|
|
abc375_d
|
G. ABA
|
658
|
9230
|
|
abc388_d
|
G. Coming of Age Celebration
|
659
|
8506
|
|
abc384_d
|
G. Repeated Sequence
|
666
|
8182
|
|
abc307_d
|
G. Mismatched Parentheses
|
666
|
8101
|
|
abc268_c
|
F. Chinese Restaurant
|
676
|
8208
|
|
abc457_d
|
G. Raise Minimum
|
677
|
7574
|
|
abc257_c
|
E. Robot Takahashi
|
678
|
8543
|
|
abc313_c
|
F. Approximate Equalization 2
|
681
|
9062
|
|
abc302_d
|
G. Impartial Gift
|
682
|
8153
|
|
abc416_d
|
D. Match, Mod, Minimize 2
|
682
|
7959
|
|
abc468_d
|
D. Pre-Palindrome
|
683
|
7227
|
|
abc382_d
|
G. Keep Distance
|
685
|
7188
|
|
abc258_d
|
G. Trophy
|
687
|
8891
|
|
arc142_b
|
B. Unbalanced Squares
|
692
|
3036
|
|
abc374_d
|
G. Laser Marking
|
694
|
7982
|
|
abc406_d
|
G. Garbage Removal
|
694
|
7737
|
|
arc159_a
|
A. Copy and Paste Graph
|
698
|
3259
|
|
abc420_d
|
G. Toggle Maze
|
699
|
7380
|
|
abc459_d
|
D. Adjacent Distinct String
|
701
|
7687
|
|
abc400_c
|
F. 2^a b^2
|
702
|
10202
|
|
abc414_c
|
E. Palindromic in Both Bases
|
709
|
8166
|
|
arc158_a
|
A. +3 +5 +7
|
720
|
3414
|
|
abc265_d
|
G. Iroha and Haiku (New ABC Edition)
|
727
|
7914
|
|
abc441_d
|
G. Paid Walk
|
732
|
6905
|
|
abc355_d
|
G. Intersecting Intervals
|
735
|
8835
|
|
abc443_d
|
D. Pawn Line
|
738
|
7011
|
|
abc398_d
|
G. Bonfire
|
746
|
8060
|
|
abc389_d
|
G. Squares in Circle
|
749
|
7442
|
|
abc383_c
|
F. Humidifier 3
|
750
|
8176
|
|
abc430_c
|
F. Truck Driver
|
750
|
6480
|
|
arc170_a
|
A. Yet Another AB Problem
|
750
|
3195
|
|
abc433_d
|
G. 183183
|
752
|
6566
|
|
abc464_d
|
D. Celester
|
752
|
6285
|
|
arc132_b
|
B. Shift and Reverse
|
753
|
3063
|
|
abc422_c
|
E. AtCoder AAC Contest
|
758
|
7619
|
|
abc275_c
|
F. Counting Squares
|
760
|
7082
|
|
abc373_d
|
G. Hidden Weights
|
765
|
8638
|
|
arc145_b
|
B. AB Game
|
767
|
3710
|
|
abc409_d
|
G. String Rotation
|
772
|
7921
|
|
abc303_d
|
G. Shift vs. CapsLock
|
778
|
7843
|
|
arc217_a
|
A. Min of Sum of XOR
|
779
|
1648
|
|
abc340_d
|
G. Super Takahashi Bros.
|
784
|
8173
|
|
abc423_d
|
G. Long Waiting
|
793
|
5428
|
|
abc455_d
|
D. Card Pile Query
|
796
|
6684
|
|
arc201_a
|
A. CatCoder Double Contest
|
797
|
1732
|
|
abc462_d
|
D. Accomplice
|
798
|
6994
|
|
abc404_d
|
G. Goin' to the Zoo
|
803
|
7326
|
|
abc272_d
|
G. Root M Leaper
|
804
|
7397
|
|
abc387_d
|
G. Snaky Walk
|
817
|
6470
|
|
abc418_d
|
G. XNOR Operation
|
821
|
6978
|
|
abc402_d
|
G. Line Crossing
|
827
|
7132
|
|
abc359_c
|
F. Tile Distance 2
|
828
|
7984
|
|
arc138_a
|
A. Larger Score
|
837
|
3834
|
|
abc463_d
|
D. Maximize the Gap
|
838
|
6538
|
|
abc465_d
|
D. X to Y
|
839
|
6336
|
|
abc414_d
|
G. Transmission Mission
|
841
|
7111
|
|
abc271_c
|
E. Manga
|
842
|
8355
|
|
abc346_d
|
G. Gomamayo Sequence
|
845
|
7944
|
|
abc415_d
|
G. Get Many Stickers
|
846
|
7135
|
|
abc380_d
|
G. Strange Mirroring
|
849
|
7435
|
|
abc371_c
|
E. Make Isomorphic
|
849
|
7261
|
|
arc172_a
|
A. Chocolate
|
851
|
2574
|
|
abc323_d
|
G. Merge Slimes
|
852
|
7837
|
|
abc451_d
|
G. Concat Power of 2
|
856
|
6940
|
|
arc197_a
|
A. Union of Grid Paths
|
860
|
2098
|
|
abc406_c
|
F. ~
|
862
|
7596
|
|
arc194_a
|
A. Operations on a Stack
|
871
|
2364
|
|
abc277_d
|
G. Takahashi's Solitaire
|
873
|
6489
|
|
arc225_a
|
A. Four Coloring
|
877
|
1700
|
|
arc149_a
|
A. Repdigit Number
|
878
|
3545
|
|
abc425_d
|
G. Ulam-Warburton Automaton
|
882
|
5854
|
|
arc137_b
|
B. Count 1's
|
883
|
3908
|
|
abc383_d
|
G. 9 Divisors
|
884
|
6863
|
|
abc356_d
|
G. Masked Popcount
|
886
|
7872
|
|
abc426_d
|
G. Pop and Insert
|
886
|
6738
|
|
arc219_b
|
B. Reverse Permutation
|
891
|
1707
|
|
arc144_b
|
B. Gift Tax
|
895
|
3738
|
|
abc372_d
|
G. Buildings
|
901
|
7645
|
|
abc452_d
|
D. No-Subsequence Substring
|
903
|
6235
|
|
abc429_d
|
G. On AtCoder Conference
|
903
|
5524
|
|
abc434_d
|
G. Clouds
|
909
|
5071
|
|
arc218_a
|
A. Many Sets
|
912
|
1693
|
|
abc461_d
|
D. Count Subgrid Sum = K
|
914
|
6445
|
|
abc395_d
|
G. Pigeon Swap
|
919
|
7790
|
|
abc381_d
|
G. 1122 Substring
|
921
|
5703
|
|
abc391_d
|
G. Gravity
|
924
|
6199
|
|
arc175_b
|
B. Parenthesis Arrangement
|
924
|
2381
|
|
abc449_d
|
D. Make Target 2
|
927
|
6062
|
|
abc467_d
|
D. Concentric Circles
|
928
|
5671
|
|
abc317_d
|
G. President
|
929
|
7152
|
|
abc407_d
|
G. Domino Covering XOR
|
930
|
6384
|
|
arc134_b
|
B. Reserve or Reverse
|
934
|
3513
|
|
arc138_b
|
B. 01 Generation
|
934
|
3339
|
|
arc163_b
|
B. Favorite Game
|
936
|
3193
|
|
abc422_d
|
G. Least Unbalanced
|
942
|
4687
|
|
abc413_d
|
G. Make Geometric Sequence
|
943
|
6903
|
|
abc408_d
|
G. Flip to Gather
|
950
|
6631
|
|
arc140_a
|
A. Right String
|
951
|
3118
|
|
arc150_a
|
A. Continuous 1
|
952
|
3389
|
|
agc063_a
|
A. Mex Game
|
952
|
2044
|
|
abc447_e
|
E. Divide Graph
|
955
|
5446
|
|
arc212_a
|
A. Four TSP
|
957
|
1700
|
|
abc436_e
|
H. Minimum Swap
|
958
|
5087
|
|
arc212_b
|
B. Stones on Grid
|
962
|
1637
|
|
abc399_d
|
G. Switch Seats
|
964
|
6510
|
|
abc441_e
|
H. A > B substring
|
969
|
5368
|
|
arc224_c
|
C. Ascending Labels
|
969
|
2036
|
|
abc304_e
|
H. Good Graph
|
971
|
5845
|
|
abc375_c
|
E. Spiral Rotation
|
972
|
6838
|
|
abc409_e
|
H. Pair Annihilation
|
973
|
5944
|
|
arc148_b
|
B. dp
|
975
|
3143
|
|
abc371_e
|
H. I Hate Sigma Problems
|
981
|
6795
|
|
abc427_d
|
G. The Simple Game
|
981
|
5282
|
|
abc430_d
|
G. Neighbor Distance
|
982
|
4564
|
|
abc435_e
|
H. Cover query
|
982
|
4556
|
|
arc149_b
|
B. Two LIS Sum
|
983
|
3006
|
|
abc377_d
|
G. Many Segments 2
|
987
|
5595
|
|
abc302_e
|
H. Isolation
|
988
|
6145
|
|
arc210_a
|
A. Always Increasing
|
995
|
1674
|
|
agc064_a
|
A. i i's
|
996
|
1826
|
|
arc223_a
|
A. Unusual-Constraint Knapsack
|
997
|
1434
|
|
abc296_d
|
G. M<=ab
|
999
|
7583
|
|
abc384_e
|
H. Takahashi is Slime 2
|
1002
|
5813
|
|
abc330_e
|
H. Mex and Update
|
1004
|
6585
|
|
abc453_d
|
D. Go Straight
|
1011
|
5760
|
|
abc331_e
|
H. Set Meal
|
1018
|
6084
|
|
abc411_d
|
G. Conflict 2
|
1018
|
5948
|
|
abc400_d
|
G. Takahashi the Wall Breaker
|
1026
|
6285
|
|
arc154_b
|
B. New Place
|
1027
|
2855
|
|
abc398_f
|
I. ABCBA
|
1033
|
5306
|
|
abc290_d
|
G. Marking
|
1036
|
5366
|
|
abc468_e
|
E. Sum of Average
|
1038
|
4766
|
|
abc308_e
|
H. MEX
|
1042
|
6092
|
|
arc185_a
|
A. mod M Game 2
|
1042
|
2358
|
|
abc410_d
|
G. XOR Shortest Walk
|
1048
|
6463
|
|
arc194_b
|
B. Minimum Cost Sort
|
1048
|
1931
|
|
arc182_b
|
B. |{floor(A_i/2^k)}|
|
1049
|
2125
|
|
abc403_d
|
D. Forbidden Difference
|
1052
|
5546
|
|
abc346_e
|
H. Paint
|
1053
|
6412
|
|
abc463_e
|
E. Roads and Gates
|
1055
|
5425
|
|
arc177_c
|
C. Routing
|
1055
|
2528
|
|
arc206_b
|
B. Slime Swap
|
1059
|
1827
|
|
abc376_e
|
H. Max × Sum
|
1063
|
6296
|
|
abc388_e
|
H. Simultaneous Kagamimochi
|
1068
|
6541
|
|
arc173_a
|
A. Neq Number
|
1073
|
2284
|
|
abc464_e
|
E. Fill-Rect Query
|
1075
|
4564
|
|
abc410_e
|
H. Battles in a Row
|
1077
|
5849
|
|
arc208_b
|
B. Sum of Mod
|
1087
|
1617
|
|
abc370_d
|
G. Cross Explosion
|
1088
|
6706
|
|
arc140_b
|
B. Shorten ARC
|
1092
|
2714
|
|
abc287_e
|
H. Karuta
|
1093
|
5885
|
|
abc320_e
|
H. Somen Nagashi
|
1096
|
5684
|
|
arc191_a
|
A. Replace Digits
|
1096
|
1979
|
|
agc062_a
|
A. Right Side Character
|
1099
|
1536
|
|
arc197_b
|
B. Greater Than Average
|
1100
|
2015
|
|
abc365_e
|
H. Xor Sigma Problem
|
1102
|
6681
|
|
abc445_d
|
G. Reconstruct Chocolate
|
1102
|
4614
|
|
abc469_d
|
D. The Big Two
|
1102
|
3525
|
|
arc220_a
|
A. Sum of Reciprocals of Squares
|
1105
|
1020
|
|
arc215_a
|
A. Zombie
|
1106
|
1575
|
|
abc444_e
|
H. Sparse Range
|
1107
|
4860
|
|
abc430_e
|
H. Shift String
|
1109
|
3867
|
|
arc182_a
|
A. Chmax Rush!
|
1110
|
2228
|
|
abc417_e
|
H. A Path in A Dictionary
|
1111
|
5385
|
|
arc191_b
|
B. XOR = MOD
|
1111
|
1753
|
|
arc225_b
|
B. Independent Nim
|
1112
|
1445
|
|
abc303_e
|
H. A Gift From the Stars
|
1113
|
5014
|
|
arc162_b
|
B. Insertion Sort 2
|
1124
|
2051
|
|
arc166_a
|
A. Replace C or Swap AB
|
1126
|
2420
|
|
abc397_d
|
G. Cubes
|
1132
|
6404
|
|
abc432_e
|
H. Clamp
|
1133
|
4089
|
|
arc166_b
|
B. Make Multiples
|
1134
|
2473
|
|
agc058_a
|
A. Make it Zigzag
|
1134
|
1905
|
|
abc401_d
|
G. Logical Filling
|
1148
|
6037
|
|
abc324_e
|
H. Joint Two Strings
|
1153
|
5245
|
|
arc211_b
|
B. Three Sequences
|
1154
|
1195
|
|
abc455_e
|
H. Unbalanced ABC Substrings
|
1157
|
4455
|
|
abc347_e
|
H. Set Add Query
|
1166
|
5653
|
|
abc428_e
|
H. Farthest Vertex
|
1167
|
4320
|
|
arc147_b
|
B. Swap to Sort
|
1167
|
2605
|
|
abc385_d
|
G. Santa Claus 2
|
1171
|
5173
|
|
arc169_a
|
A. Please Sign
|
1171
|
2755
|
|
abc368_f
|
I. Dividing Game
|
1180
|
5151
|
|
arc170_b
|
B. Arithmetic Progression Subsequence
|
1180
|
2333
|
|
abc423_e
|
E. Sum of Subarrays
|
1183
|
3848
|
|
arc198_b
|
B. Rivalry
|
1183
|
1688
|
|
abc412_d
|
G. Make 2-Regular Graph
|
1186
|
5016
|
|
arc164_b
|
B. Switching Travel
|
1189
|
2887
|
|
arc164_c
|
C. Reversible Card Game
|
1199
|
2713
|
|
arc213_a
|
A. Swapping Game
|
1208
|
964
|
|
abc446_e
|
H. Multiple-Free Sequences
|
1209
|
4025
|
|
abc415_e
|
H. Hungry Takahashi
|
1212
|
4720
|
|
abc456_e
|
E. Endless Holidays
|
1214
|
4303
|
|
abc451_e
|
H. Tree Distance
|
1215
|
4294
|
|
abc424_d
|
G. 2x2 Erasing 2
|
1215
|
3900
|
|
abc460_d
|
G. Repeatedly Repainting
|
1216
|
4865
|
|
abc299_e
|
H. Nearest Black Vertex
|
1216
|
4606
|
|
arc215_b
|
B. Stolen Necklace
|
1216
|
1479
|
|
abc392_e
|
H. Cables and Servers
|
1218
|
5127
|
|
abc425_e
|
H. Count Sequences 2
|
1221
|
4279
|