[ABC185D] Stamp

[ABC185E] Sequence Matching

动态规划 DP

[ABC185F] Range Xor Query

线段树 · 树状数组

[ABC186A] Brick

[ABC186B] Blocks on Grid

[ABC186C] Unlucky 7

[ABC186D] Sum of difference

[ABC186E] Throne

扩展欧几里德算法

[ABC186F] Rook on Grid

线段树 · 树状数组

[ABC187A] Large Digits

[ABC187B] Gentle Pairs

[ABC187C] 1-SAT

[ABC187D] Choose Me

[ABC187E] Through Path

[ABC187F] Close Group

[ABC188A] Three-Point Shot

[ABC188B] Orthogonality

[ABC188C] ABC Tournament

[ABC188D] Snuke Prime

[ABC188E] Peddler

[ABC188F] +1-1x2

记忆化搜索

[ABC189A] Slot

[ABC189B] Alcoholic

[ABC189C] Mandarin Orange

[ABC189D] Logical Expression

[ABC189E] Rotate and Flip

[ABC189F] Sugoroku2

[ABC190A] Very Very Primitive Game

[ABC190B] Magic 3

[ABC190C] Bowls and Dishes

[ABC190D] Staircase Sequences

[ABC190E] Magical Ornament

状压 DP

[ABC190F] Shift and Inversions

[ABC191A] Vanishing Pitch

[ABC191B] Remove It

[ABC191C] Digital Graffiti

[ABC191D] Circle Lattice Points

[ABC191E] Come Back Quickly

[ABC191F] GCD or MIN

模拟 · 数学

[ABC192A] Star

[ABC192B] uNrEaDaBlE sTrInG

[ABC192C] Kaprekar Number

[ABC192D] Base n

[ABC192E] Train

[ABC192F] Potion

[ABC193A] Discount

[ABC193B] Play Snuke

[ABC193C] Unexpressed

[ABC193D] Poker

[ABC193E] Oversleeping