Bulbs

implementation

HDD is Outdated Technology

implementation, math

New Year and Days

implementation

Pasha and Stick

combinatorics, math

The Best Gift

constructive algorithms, implementation

USB Flash Drives

greedy, implementation, sortings

Saitama Destroys Hotel

implementation, math

Magic Spheres

implementation

Uncowed Forces

implementation

Two Bases

brute force, implementation

Patrick and Shopping

implementation

Tricky Sum

math

Wilbur and Array

greedy, implementation

Wilbur and Swimming Pool

geometry, implementation

Vitaly and Night

constructive algorithms, implementation

2Char

brute force, implementation

The Monster and the Squirrel

math

PawnChess

implementation

Rebranding

implementation, strings

Wizards' Duel

implementation, math

Duff and Meat

greedy

Alena's Schedule

implementation

Olesya and Rodion

math

Robot's Task

greedy, implementation

Asphalting Roads

implementation

Luxurious Houses

implementation, math

Vasya the Hipster

implementation, math

Kefa and First Steps

brute force, dp, implementation

Raising Bacteria

bitmasks

Multiplication Table

implementation, number theory

Bear and Elections

greedy, implementation

Arrays

sortings

Elections

implementation

Inventory

greedy, math

Lineland Mail

greedy, implementation

Gerald is into Art

constructive algorithms, implementation

Currency System in Geraldion

implementation, sortings

Lala Land and Apple Trees

brute force, implementation, sortings

Ilya and Diplomas

greedy, implementation, math

Case of Fake Numbers

brute force, implementation

Case of the Zeros and Ones

greedy

Ohana Cleans Up

brute force, greedy, strings

Kyoya and Photobooks

brute force, math, strings

Vanya and Books

implementation, math

Vanya and Table

implementation, math

GukiZ and Contest

brute force, implementation, sortings

Face Detection

implementation, strings

Mike and Fax

brute force, implementation, strings

Soldier and Badges

brute force, greedy, implementation, sortings

Soldier and Bananas

brute force, implementation, math

Equidistant String

greedy

Toy Cars

implementation

Set of Strings

implementation, strings

Combination Lock

implementation

Tavas and SaDDas

bitmasks, brute force, combinatorics, implementation

Tavas and Nafas

brute force, implementation

Exam

constructive algorithms, implementation, math

Playing with Paper

implementation, math

Vitaliy and Pie

greedy, hashing, strings

Rotate, Flip and Zoom

*special problem, implementation

Photo to Remember

*special problem, data structures, dp, implementation

Reposts

*special problem, dfs and similar, dp, graphs, trees

Pangram

implementation, strings

A and B and Compilation Errors

data structures, implementation, sortings

A and B and Chess

implementation

Drazil and Date

math

Chewbaсca and Number

greedy, implementation

Game

constructive algorithms, math

Fox And Snake

implementation

Maximum in Table

brute force, implementation

Pasha and Pixels

brute force

Amr and Music

greedy, implementation, sortings

Mr. Kitayuta's Gift

brute force, implementation, strings

Misha and Changing Handles

data structures, dsu, strings

Contest

implementation

New Year Transportation

dfs and similar, graphs, implementation

Lecture

implementation, strings

Watching a movie

greedy, implementation

Minimum Difficulty

brute force, implementation, math

Digital Counter

implementation

Vanya and Lanterns

binary search, implementation, math, sortings

Vanya and Cubes

implementation

Up the hill

constructive algorithms, implementation

Team Olympiad

greedy, implementation, sortings

BerSU Ball

dfs and similar, dp, graph matchings, greedy, sortings, two pointers

SwapSort

greedy, implementation, sortings

Giga Tower

brute force

Calculating Function

implementation, math

Counterexample

brute force, implementation, math, number theory

Diverse Permutation

constructive algorithms, greedy

Expression

brute force, math

Initial Bet

implementation

Dreamoon and Stairs

implementation, math

Bayan Bus

implementation

Worms

binary search, implementation

Keyboard

implementation

Design Tutorial: Learn from Math

math, number theory

MUH and Sticks

implementation

I Wanna Be the Guy

greedy, implementation

Fedor and New Game

bitmasks, brute force, constructive algorithms, implementation