Egor and an RPG game

constructive algorithms, greedy

Buy One, Get One Free

dp, greedy

Birthday

constructive algorithms, greedy, math

AB Tree

dp, greedy, trees

Game On Tree

data structures, dfs and similar, greedy, trees

Huffman Coding on Segment

data structures, greedy

Is It Rated?

greedy, interactive, math, probabilities

Used Markers

*special problem, greedy

The Majestic Brown Tree Snake

dfs and similar, dp, greedy, trees, two pointers

Gastronomic Event

dp, greedy, trees

Bear and Rectangle Strips

dp, greedy

Broken Tree

dfs and similar, dp, graphs, greedy, trees

Печать условий

constructive algorithms, greedy, sortings

Optimizer

data structures, greedy, sortings

Tasty Cookie

binary search, constructive algorithms, greedy, implementation

Down Below

binary search, dfs and similar, graphs, greedy, meet-in-the-middle, shortest paths

Candies Game

constructive algorithms, greedy

Miriany and Matchstick

constructive algorithms, dp, greedy

Employment

greedy, sortings

Dominoes

combinatorics, flows, graph matchings, greedy

String and Operations

dp, greedy

King's Problem?

geometry, greedy

Once in a casino

constructive algorithms, greedy, implementation, math

Bitwise Paradox

binary search, bitmasks, data structures, greedy, two pointers

Group Division

constructive algorithms, dfs and similar, graphs, greedy

Tetris revisited

constructive algorithms, graph matchings, greedy, math

Track

graphs, greedy, shortest paths

Most Different Tree

brute force, constructive algorithms, dfs and similar, greedy, hashing

Qingshan and Daniel

brute force, data structures, greedy, implementation

Squid Game

data structures, dfs and similar, greedy, trees

Dream Team

*special problem, greedy

Organizing a Race

data structures, greedy

The Final Pursuit

bitmasks, constructive algorithms, divide and conquer, graphs, greedy, math

Adilbek and the Watering System

data structures, greedy, sortings

Two progressions

constructive algorithms, greedy

T-shirt

dp, greedy, probabilities

Playing Around the Table

constructive algorithms, greedy, implementation

Fishermen

flows, graph matchings, greedy

Andrey's Tree

binary search, constructive algorithms, data structures, dfs and similar, dsu, greedy, implementation, trees

Game Bundles

brute force, constructive algorithms, dp, greedy, math

Madoka and Laziness

dp, greedy

Property

greedy, sortings

Outermost Maximums

data structures, greedy

AmShZ Wins a Bet

data structures, greedy, hashing

Tournament Construction

constructive algorithms, dp, graphs, greedy, math

Min Cost Permutation (Hard Version)

binary search, constructive algorithms, data structures, greedy, math, sortings

Anti-Increasing Addicts

constructive algorithms, dp, greedy, math

Showing Off

flows, graph matchings, greedy, implementation

A Stroll Around the Matrix

data structures, greedy, math

Ones

dp, greedy, shortest paths

Distinctification

data structures, dsu, greedy

Bus Routes

binary search, constructive algorithms, dfs and similar, greedy, trees

Snowy Mountain

data structures, dfs and similar, graphs, greedy, shortest paths, trees

Computer Game

dp, greedy, math, probabilities

Rainbow Triples

binary search, data structures, flows, greedy

Fafa and Array

data structures, greedy

Berland Miners

binary search, data structures, dfs and similar, greedy, trees

Road Repairs

dfs and similar, graphs, greedy

Shoe Store

dp, graph matchings, greedy, sortings, two pointers

Дефрагментация памяти

constructive algorithms, greedy, implementation

Metro Scheme

graphs, greedy

Berland Local Positioning System

constructive algorithms, greedy, hashing, implementation

Parmigiana With Seafood

binary search, dp, greedy, trees

Gregor and the Two Painters

data structures, divide and conquer, graphs, greedy, math

Forward, march!

binary search, dp, greedy

Teamwork

constructive algorithms, greedy, math

MEX Game 2 (Easy Version)

binary search, brute force, greedy

Table

*special problem, greedy, implementation, math

GCD Master (easy version)

greedy, math, number theory, sortings

Four Vertices

constructive algorithms, data structures, graphs, greedy, implementation, shortest paths

Breadboard Capacity (easy version)

dp, flows, greedy

Rin and The Unknown Flower

constructive algorithms, greedy, interactive, math

Frog Fights

data structures, greedy

World of Tank

dp, greedy

Berland Army

constructive algorithms, graphs, greedy

Shrink-Reverse

binary search, brute force, greedy, hashing, implementation, string suffix structures, strings

Survival of the Weakest (hard version)

greedy, math, sortings, two pointers

Fix the String

*special problem, bitmasks, dp, greedy

DIY Tree

graphs, greedy, math, probabilities

The Thorny Path

greedy, math

Problemsolving Marathon

*special problem, binary search, greedy

Prime Divisors Selection

binary search, greedy, math, number theory

N Machines

binary search, brute force, greedy

Johnny and James

greedy, implementation, math, trees

Boring Card Game

data structures, greedy, trees

Luck is in Numbers

greedy

Minimize Inversions Number

data structures, greedy, math, sortings

Divide Powers

constructive algorithms, greedy

Remove and Add

*special problem, greedy

Concise and clear

brute force, greedy, implementation, math

Binary Key

dp, greedy, implementation

Mister B and Boring Game

games, greedy

Permutation for Burenka

data structures, graph matchings, greedy, math, trees

MCMF?

data structures, flows, graphs, greedy, sortings, two pointers

Bob's Beautiful Array

bitmasks, brute force, greedy

A Certain Magical Party

combinatorics, data structures, greedy, sortings

Presents

*special problem, greedy

Transportation

greedy, sortings, two pointers

I Might Be Wrong

binary search, greedy, two pointers

Beaver's Calculator 1.0

greedy