Mean Requests

*special problem, implementation

Rotate, Flip and Zoom

*special problem, implementation

Photo to Remember

*special problem, data structures, dp, implementation

Cubes

games, greedy, implementation

Two Buttons

dfs and similar, graphs, greedy, implementation, math, shortest paths

Pangram

implementation, strings

A and B and Team Training

greedy, implementation, math, number theory

A and B and Compilation Errors

data structures, implementation, sortings

A and B and Chess

implementation

Pasha and Pipe

binary search, brute force, combinatorics, dp, implementation

Arthur and Questions

greedy, implementation, math, ternary search

Anya and Smartphone

constructive algorithms, data structures, implementation

Tanya and Postcard

greedy, implementation, strings

Han Solo and Lazer Gun

brute force, data structures, geometry, implementation, math

Chewbaсca and Number

greedy, implementation

Fox And Snake

implementation

Sums of Digits

dp, greedy, implementation

Painting Pebbles

constructive algorithms, greedy, implementation

Maximum in Table

brute force, implementation

The Maths Lecture

dp, implementation

Guess Your Way Out!

implementation, math, trees

Amr and Music

greedy, implementation, sortings

Mr. Kitayuta's Gift

brute force, implementation, strings

Misha and Palindrome Degree

binary search, combinatorics, implementation

Contest

implementation

New Year Book Reading

constructive algorithms, greedy, implementation, math

New Year Transportation

dfs and similar, graphs, implementation

Lecture

implementation, strings

Watching a movie

greedy, implementation

Removing Columns

brute force, constructive algorithms, implementation

Secret Combination

brute force, constructive algorithms, implementation

Minimum Difficulty

brute force, implementation, math

Digital Counter

implementation

Vasya and Basketball

binary search, brute force, data structures, implementation, sortings, two pointers

Vasya and Wrestling

implementation

Vasya and Football

implementation

Vanya and Computer Game

binary search, implementation, math, sortings

Vanya and Lanterns

binary search, implementation, math, sortings

Vanya and Cubes

implementation

Up the hill

constructive algorithms, implementation

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