Restoring Increasing Sequence

binary search, brute force, greedy, implementation

Queue

dsu, implementation

Team Olympiad

greedy, implementation, sortings

Given Length and Sum of Digits...

dp, greedy, implementation

SwapSort

greedy, implementation, sortings

Fight the Monster

binary search, brute force, implementation

Palindrome Transformation

brute force, greedy, implementation

OR in Matrix

greedy, hashing, implementation

Calculating Function

implementation, math

Factory

implementation, math, matrices

Strange Sorting

implementation, math

Counterexample

brute force, implementation, math, number theory

Long Jumps

binary search, greedy, implementation

Towers

brute force, constructive algorithms, greedy, implementation, sortings

Initial Bet

implementation

Dreamoon and Stairs

implementation, math

Strongly Connected City

brute force, dfs and similar, graphs, implementation

Bayan Bus

implementation

Worms

binary search, implementation

Keyboard

implementation

Design Tutorial: Learn from a Game

constructive algorithms, implementation

MUH and Important Things

implementation, sortings

MUH and Sticks

implementation

Crystal Ball Sequence

*special problem, implementation

Chat Online

implementation

I Wanna Be the Guy

greedy, implementation

George and Job

dp, implementation

Fedor and New Game

bitmasks, brute force, constructive algorithms, implementation

George and Accommodation

implementation

Cheap Travel

implementation

Inbox (100500)

implementation

inc ARG

implementation

Gargari and Permutations

dfs and similar, dp, graphs, implementation

Gargari and Bishops

greedy, hashing, implementation

Caisa and Pylons

brute force, implementation, math

Caisa and Sugar

brute force, implementation

Appleman and Easy Task

brute force, implementation

Appleman and a Sheet of Paper

data structures, implementation

Little Dima and Equation

brute force, implementation, math, number theory

Vasya and Socks

brute force, implementation, math

Pashmak and Flowers

combinatorics, implementation, sortings

Pashmak and Garden

implementation

A Lot of Games

dfs and similar, dp, games, implementation, strings, trees

Little Pony and Sort by Shift

implementation

Little Pony and Crystal Mine

implementation

Washer, Dryer, Folder

greedy, implementation

Eevee

brute force, implementation, strings

Predict Outcome of the Game

brute force, implementation, math

Sort the Array

implementation, sortings

Game With Sticks

implementation

Jzzhu and Sequences

implementation, math

Jzzhu and Children

implementation

Divisors

brute force, dfs and similar, implementation, number theory

Suffix Structures

implementation, strings

Rewards

implementation

DZY Loves Strings

greedy, implementation

DZY Loves Hash

implementation

DZY Loves Sequences

dp, implementation, two pointers

DZY Loves Chessboard

dfs and similar, implementation

Kolya and Tandem Repeat

brute force, implementation, strings

Anton and Letters

constructive algorithms, implementation

Borya and Hanabi

bitmasks, brute force, implementation

Valera and Swaps

constructive algorithms, dsu, graphs, implementation, math, string suffix structures

Valera and Tubes

constructive algorithms, dfs and similar, implementation

Valera and Fruits

greedy, implementation

Valera and Antique Items

implementation

Balancer

greedy, implementation

Forgotten Episode

implementation

Devu and Partitioning of the Array

brute force, constructive algorithms, implementation, number theory

Devu, the Dumb Guy

implementation, sortings

Devu, the Singer and Churu, the Joker

greedy, implementation

The Child and Set

bitmasks, greedy, implementation, sortings

The Child and Homework

implementation

Om Nom and Spiders

implementation, math

Cardiogram

implementation

Queue on Bus Stop

implementation

Nanami's Digital Board

dsu, implementation

Ryouko's Memory Note

implementation, math, sortings

Kuriyama Mirai's Stones

dp, implementation, sortings

Kitahara Haruki's Gift

brute force, implementation

Football Kit

brute force, greedy, implementation

Choosing Teams

greedy, implementation, sortings

k-Tree

dp, implementation, trees

Shower Line

brute force, implementation

Black Square

implementation

Police Patrol

greedy, implementation, math, ternary search

Prison Transfer

data structures, implementation

Police Recruits

implementation

Sereja and Mirroring

implementation

Sereja and Mugs

implementation

Megacity

binary search, greedy, implementation, sortings

Squats

implementation

Pasha and Hamsters

constructive algorithms, implementation

Bug in Code

data structures, graphs, implementation, two pointers

Online Meeting

implementation

Start Up

implementation

Football

constructive algorithms, graphs, implementation

Crash

implementation

Elimination

dp, implementation, math

Population Size

greedy, implementation, math