Motarack's Birthday

binary search, greedy, ternary search

Fight with Monsters

greedy, sortings

Lunar New Year and a Wander

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

Price Maximization

binary search, greedy, math, two pointers

Sage's Birthday (hard version)

binary search, brute force, constructive algorithms, greedy, sortings, two pointers

Killjoy

greedy, implementation, math

Running for Gold

combinatorics, graphs, greedy, sortings

Equalize the Array

binary search, data structures, greedy, math, sortings

Non-zero Segments

constructive algorithms, data structures, greedy, sortings

Maximum width

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

K-Complete Word

dfs and similar, dsu, greedy, implementation, strings

Air Conditioner

dp, greedy, implementation, sortings, two pointers

Binary String Reconstruction

2-sat, brute force, constructive algorithms, greedy

Binary String To Subsequences

constructive algorithms, data structures, greedy, implementation

Zero Array

greedy, math

AGAGA XOOORRR

bitmasks, brute force, dp, greedy

Mortal Kombat Tower

dp, graphs, greedy, shortest paths

Good String

brute force, dp, greedy, two pointers

Decrease the Sum of Digits

greedy, math

Codeforces Subsequences

brute force, constructive algorithms, greedy, math, strings

Potions (Easy Version)

brute force, data structures, dp, greedy

Powered Addition

greedy, math

Little Girl and Maximum Sum

data structures, greedy, implementation, sortings

Woodcutters

dp, greedy

Two Substrings

brute force, dp, greedy, implementation, strings

Boot Camp

*special problem, greedy

File List

dp, greedy, implementation

Jeopardy!

greedy, math

TCMCF+++

greedy

Friends or Not

*special problem, greedy, implementation

Name Quest

*special problem, greedy

Прокат велосипедов

*special problem, greedy, implementation

Banana

binary search, constructive algorithms, greedy

Guilty --- to the kitchen!

greedy, implementation

Space Formula

greedy

Mishap in Club

greedy, implementation

Spiders

dp, greedy, trees

Multithreading

data structures, greedy, implementation

Om Nom and Dark Park

dfs and similar, greedy, implementation

Petya and Inequiations

greedy

Easy Assembly

greedy, sortings

Maxim and Discounts

greedy, sortings

Ilya and Matrix

constructive algorithms, greedy, implementation, sortings

Knights of a Polygonal Table

greedy, implementation, sortings

Photographer

greedy, sortings

Double Matrix

brute force, greedy

Little Elephant and Sorting

brute force, greedy

Tea Party

constructive algorithms, greedy, sortings

Design Tutorial: Make It Nondeterministic

greedy

Arena of Greed

games, greedy

New Year Ratings Change

greedy, sortings

Pasha Maximizes

greedy

Valera and Fruits

greedy, implementation

Suit and Tie

greedy, implementation, math

Views Matter

greedy, implementation, sortings

USB vs. PS/2

greedy, implementation, sortings, two pointers

Towers

brute force, constructive algorithms, greedy, implementation, sortings

Tanya and Postcard

greedy, implementation, strings

Ehab and a 2-operation task

constructive algorithms, greedy, math

More Cowbell

binary search, greedy

Mike and Fun

brute force, dp, greedy, implementation

Yuhao and a Parenthesis

greedy, implementation

Anatoly and Cockroaches

greedy

Guess a number!

greedy, implementation, two pointers

Matching Arrays

binary search, constructive algorithms, greedy, sortings

Our Tanya is Crying Out Loud

dp, greedy

Two-Colored Dominoes

constructive algorithms, greedy

Swap Adjacent Elements

dfs and similar, greedy, math, sortings, two pointers

Doremy's City Construction

graphs, greedy

Routine Problem

greedy, math, number theory

Set Construction

constructive algorithms, dfs and similar, graphs, greedy

Pasha and String

constructive algorithms, greedy, math, strings

Dances (Easy version)

binary search, greedy, two pointers

Diverse Matrix

constructive algorithms, greedy, math, number theory

Permutation Counting

binary search, greedy, implementation, math, sortings

Minimum number of steps

combinatorics, greedy, implementation, math

Phase Shift

dfs and similar, dsu, graphs, greedy, implementation, strings

Draw!

greedy, implementation

Ticket Hoarding

greedy, math, sortings

Arrays Sum

constructive algorithms, greedy, math

Covered Path

dp, greedy, math

Bash's Big Day

greedy, math, number theory

Minimum Ternary String

greedy, implementation

Card Game

greedy, implementation

Heavy Intervals

constructive algorithms, data structures, dsu, greedy, math, sortings

Equalize Them All

constructive algorithms, greedy

Odd sum

dp, greedy, implementation

Array K-Coloring

greedy, sortings

Theofanis' Nightmare

constructive algorithms, greedy

Everything Nim

games, greedy, math, sortings

Bricks and Bags

constructive algorithms, games, greedy, sortings

Tape

greedy, sortings

Chess Cheater

greedy, implementation, sortings

Binary Palindromes

greedy, strings

Add, Divide and Floor

constructive algorithms, greedy, math

LuoTianyi and the Show

greedy, implementation

Jellyfish and Green Apple

bitmasks, greedy, math, number theory

Silly Mistake

greedy, implementation

Largest Subsequence

greedy, strings

PIN Codes

greedy, implementation