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ABCARCAGCAHCOTHER

agc076

A

Hamming-Distant Arrays

B

Split and Reverse

C

Slime Eat Slime

D

Stochastic Dominance

E

Squared Norm Maximization

agc075

A

Divide Grid

B

Traffic Light

C

Minimization of Divide

D

Max Prod Plus

E

Many Optimization Problems

agc074

A

Communicate Topological Order

B

Swap if Equal Length and Sum

C

PORALIS

D

Valid Output for DSU Problems

E

Delete AB

agc073

A

Chords and Checkered

B

Cyclic Jump

C

Product of Max of Sum of Subtree

D

Four Jewels

agc072

A

Rhythm Game

B

AGC Language

C

Human Exercise

D

Magician

E

Flights 2

agc071

A

XOR Cross Over

B

Maximum Bracket Subsequence

C

Orientable as Desired

D

Level K Terms

E

Procrastinate Counter

agc070

A

Multiples in the String

B

Odd Namori

C

No Streak

D

2D Solitaire

E

Remove 2K+1 Edges

agc069

A

Schedule Optimization

B

Pair Guessing

C

AB*A Changing

D

Tree and Intervals

E

Pair of Sequences

agc068

A

Circular Distance

B

01 Graph Construction

C

Ball Redistribution

D

Sum of Hash of Lexmin

E

Sort and Match

agc067

A

Big Clique Everywhere

B

Modifications

C

Divisibility Homomorphism

D

Unique Matching

E

Biconnected Graph

agc066

A

Adjacent Difference

B

Decreasing Digit Sums

C

Delete AAB or BAA

D

A Independent Set

E

Sliding Puzzle On Tree

F

Beautiful String

agc065

A

Shuffle and mod K

B

Erase and Insert

C

Avoid Half Sum

D

Not Intersect

E

One Two Three

F

Always Perfect

agc064

A

i i's

B

Red and Blue Spanning Tree

C

Erase and Divide Game

D

Red and Blue Chips

E

Cross Sum Construction

F

No Permutations

agc063

A

Mex Game

B

Insert 1, 2, 3, ...

C

Add Mod Operations

D

Many CRT

E

Child to Parent

F

Simultaneous Floor

agc062

A

Right Side Character

B

Split and Insert

C

Mex of Subset Sum

D

Walk Around Neighborhood

E

Overlap Binary Tree

F

Preserve Distinct

agc061

A

Long Shuffle

B

Summation By Construction

C

First Come First Serve

D

Almost Multiplication Table

E

Increment or XOR

F

Perfect Strings

agc060

A

No Majority

B

Unique XOR Path

C

Large Heap

D

Same Descent Set

E

Number of Cycles

F

Spanning Trees of Interval Graph

agc059

A

My Last ABC Problem

B

Arrange Your Balls

C

Guessing Permutation for as Long as Possible

D

Distinct Elements on Subsegments

E

Grid 3-coloring

F

LIDS

agc058

A

Make it Zigzag

B

Adjacent Chmax

C

Planar Tree

D

Yet Another ABC String

E

Nearer Permutation

F

Authentic Tree DP

agc057

A

Antichain of Integer Strings

B

2A + x

C

Increment or Xor

D

Sum Avoidance

E

RowCol/ColRow Sort

F

Reflection

agc056

A

Three Cells per Row and Column

B

Range Argmax

C

01 Balanced

D

Subset Sum Game

E

Cheese

F

Degree Sequence in DFS Order

agc055

A

ABC Identity

B

ABC Supremacy

C

Weird LIS

D

ABC Ultimatum

E

Set Merging

F

Creative Splitting

agc054

A

Remove Substrings

B

Greedy Division

C

Roughly Sorted

D

(ox)

E

ZigZag Break

F

Decrement

agc053

A

>< again

B

Taking the middle

C

Random Card Game

D

Everyone is a winner

E

More Peaks More Fun

F

ESPers

agc052

A

Long Common Subsequence

B

Tree Edges XOR

C

Nondivisible Prefix Sums

D

Equal LIS

E

3 Letters

F

Tree Vertices XOR

agc051

A

Dodecagon

B

Bowling

C

Flipper

D

C4

E

Middle Point

F

rng_58's Last Problem

agc050

A

AtCoder Jumper

B

Three Coins

C

Block Game

D

Shopping

E

Three Traffic Lights

F

NAND Tree

agc049

A

Erasing Vertices

B

Flip Digits

C

Robots

D

Convex Sequence

E

Increment Decrement

F

Happy Sequence

agc048

A

atcoder < S

B

Bracket Score

C

Penguin Skating

D

Pocky Game

E

Strange Relation

F

01 Record

agc047

A

Integer Product

B

First Second

C

Product Modulo

D

Twin Binary Trees

E

Product Simulation

F

Rooks

agc046

A

Takahashikun, The Strider

B

Extension

C

Shift

D

Secret Passage

E

Permutation Cover

F

Forbidden Tournament

agc045

A

Xor Battle

B

01 Unbalanced

C

Range Set

D

Lamps and Buttons

E

Fragile Balls

F

Division into Multiples

agc044

A

Pay to Win

B

Joker

C

Strange Dance

D

Guess the Password

E

Random Pawn

F

Name-Preserving Clubs

agc043

A

Range Flip Find Route

B

123 Triangle

C

Giant Graph

D

Merge Triplets

E

Topology

F

Jewelry Box

agc041

A

Table Tennis Training

B

Voting Judges

C

Domino Quality

D

Problem Scores

E

Balancing Network

F

Histogram Rooks

agc040

A

><

B

Two Contests

C

Neither AB nor BA

D

Balance Beam

E

Prefix Suffix Addition

F

Two Pieces

agc039

A

Connection and Disconnection

B

Graph Partition

C

Division by Two with Something

D

Incenters

E

Pairing Points

F

Min Product Sum

agc038

A

01 Matrix

B

Sorting a Segment

C

LCMs

D

Unique Path

E

Gachapon

F

Two Permutations

agc037

A

Dividing a String

B

RGB Balls

C

Numbers on a Circle

D

Sorting a Grid

E

Reversing and Concatenating

F

Counting of Subarrays

agc036

A

Triangle

B

Do Not Duplicate

C

GP 2

D

Negative Cycle

E

ABC String

F

Square Constraints

agc035

A

XOR Circle

B

Even Degrees

C

Skolem XOR Tree

D

Add and Remove

E

Develop

F

Two Histograms

agc034

A

Kenken Race

B

ABC

C

Tests

D

Manhattan Max Matching

E

Complete Compress

F

RNG and XOR

agc033

A

Darker and Darker

B

LRUD Game

C

Removing Coins

D

Complexity

E

Go around a Circle

F

Adding Edges

agc032

A

Limited Insertion

B

Balanced Neighbors

C

Three Circuits

D

Rotation Sort

E

Modulo Pairing

F

One Third

agc031

A

Colorful Subsequence

B

Reversi

C

Differ by 1 Bit

D

A Sequence of Permutations

E

Snuke the Phantom Thief

F

Walk on Graph

agc030

A

Poisonous Cookies

B

Tree Burning

C

Coloring Torus

D

Inversion Sum

E

Less than 3

F

Permutation and Minimum

agc029

A

Irreversible operation

B

Powers of two

C

Lexicographic constraints

D

Grid game

E

Wandering TKHS

F

Construction of a tree

agc028

A

Two Abbreviations

B

Removing Blocks

C

Min Cost Cycle

D

Chords

E

High Elements

F

Reachable Cells

F2

Reachable Cells

agc027

A

Candy Distribution Again

B

Garbage Collector

C

ABland Yard

D

Modulo Matrix

E

ABBreviate

F

Grafting

agc026

A

Colorful Slimes 2

B

rng_10s

C

String Coloring

D

Histogram Coloring

E

Synchronized Subsequence

F

Manju Game

agc025

A

Digits Sum

B

RGB Coloring

C

Interval Game

D

Choosing Points

E

Walking on a Tree

F

Addition and Andition

agc024

A

Fairness

B

Backfront

C

Sequence Growing Easy

D

Isomorphism Freak

E

Sequence Growing Hard

F

Simple Subsequence Problem

agc023

A

Zero-Sum Ranges

B

Find Symmetries

C

Painting Machines

D

Go Home

E

Inversions

F

01 on Tree

agc022

A

Diverse Word

B

GCD Sequence

C

Remainder Game

D

Shopping

E

Median Replace

F

Checkers

agc021

A

Digit Sum 2

B

Holes

C

Tiling

D

Reversed LCS

E

Ball Eat Chameleons

F

Trinity

agc020

A

Move and Win

B

Ice Rink Game

C

Median Sum

D

Min Max Repetition

E

Encoding Subsets

F

Arcs on a Circle

agc019

A

Ice Tea Store

B

Reverse and Compare

C

Fountain Walk

D

Shift and Flip

E

Shuffle and Swap

F

Yes or No

agc018

A

Getting Difference

B

Sports Festival

C

Coins

D

Tree and Hamilton Path

E

Sightseeing Plan

F

Two Trees

agc017

A

Biscuits

B

Moderate Differences

C

Snuke and Spells

D

Game on Tree

E

Jigsaw

F

Zigzag

agc016

A

Shrinking

B

Colorful Hats

C

+/- Rectangle

D

XOR Replace

E

Poor Turkeys

F

Games on DAG

agc015

A

A+...+B Problem

B

Evilator

C

Nuske vs Phantom Thnook

D

A or...or B Problem

E

Mr.Aoki Incubator

F

Kenus the Ancient Greek

agc014

A

Cookie Exchanges

B

Unplanned Queries

C

Closed Rooms

D

Black and White Tree

E

Blue and Red Tree

F

Strange Sorting

agc013

A

Sorted Arrays

B

Hamiltonish Path

C

Ants on a Circle

D

Piling Up

E

Placing Squares

F

Two Faced Cards

agc012

A

AtCoder Group Contest

B

Splatter Painting

C

Tautonym Puzzle

D

Colorful Balls

E

Camel and Oases

F

Prefix Median

agc011

A

Airport Bus

B

Colorful Creatures

C

Squared Graph

D

Half Reflector

E

Increasing Numbers

F

Train Service Planning

agc010

A

Addition

B

Boxes

C

Cleaning

D

Decrementing

E

Rearranging

F

Tree Game

agc009

A

Multiple Array

B

Tournament

C

Division into Two

D

Uninity

E

Eternal Average

agc008

A

Simple Calculator

B

Contiguous Repainting

C

Tetromino Tiling

D

K-th K

E

Next or Nextnext

F

Black Radius

agc007

A

Shik and Stone

B

Construct Sequences

C

Pushing Balls

D

Shik and Game

E

Shik and Travel

F

Shik and Copying String

agc006

A

Prefix and Suffix

B

Median Pyramid Easy

C

Rabbit Exercise

D

Median Pyramid Hard

E

Rotate 3x3

F

Blackout

agc005

A

STring

B

Minimum Sum

C

Tree Restoring

D

~K Perm Counting

E

Sugigma: The Showdown

F

Many Easy Problems

agc004

A

Divide a Cuboid

B

Colorful Slimes

C

AND Grid

D

Teleporter

E

Salvage Robots

F

Namori

agc003

A

Wanna go back home

B

Simplified mahjong

C

BBuBBBlesort!

D

Anticube

E

Sequential operations on Sequence

F

Fraction of Fractal

agc002

A

Range Product

B

Box and Ball

C

Knot Puzzle

D

Stamp Rally

E

Candy Piles

F

Leftmost Ball

agc001

A

BBQ Easy

B

Mysterious Light

C

Shorten Diameter

D

Arrays and Palindrome

E

BBQ Hard

F

Wide Swap