Bathroom terminal

implementation

Tyndex.Brome

binary search, implementation

Rebrending

brute force, data structures, divide and conquer, implementation

Gaining Rating

binary search, greedy, implementation, math, sortings, two pointers

Rectangle Shrinking

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

Circular Maze

brute force, dfs and similar, graphs, implementation

Three Problems

*special problem, implementation

Cyclic Shifts Sorting

brute force, constructive algorithms, implementation, sortings

Stepan and Vowels

*special problem, implementation, strings

Boxes and Balls

dp, implementation, math

Swapping Characters

brute force, hashing, implementation, strings

Multi-core Processor

implementation

Playing with Permutations

implementation, math

Tree Folding

dfs and similar, dp, greedy, implementation, trees

ucyhf

*special problem, brute force, implementation, number theory

Constellation

implementation

Restore the Permutation by Sorted Segments

brute force, constructive algorithms, data structures, greedy, implementation

Compartments

combinatorics, constructive algorithms, greedy, implementation

Mice problem

geometry, implementation, math, sortings

Sofa Thief

brute force, implementation

Sequence of points

geometry, implementation, math

Wizards and Minimal Spell

implementation, strings

Jordan Smiley

*special problem, dfs and similar, geometry, implementation

Nanosoft

binary search, data structures, dp, implementation

Bug in Code

data structures, graphs, implementation, two pointers

Bear and Polynomials

hashing, implementation, math

Last Chance

data structures, implementation, strings

Hospital Queue

binary search, graphs, greedy, implementation

Bamboo Partition

brute force, data structures, implementation, math, number theory, sortings, two pointers

Interactive Game with Coloring

brute force, constructive algorithms, dfs and similar, graphs, implementation, interactive, trees

Interactive Bulls and Cows (Easy)

brute force, constructive algorithms, implementation

Inna, Dima and Song

implementation

Help Victoria the Wise

brute force, implementation

Tree Generator™

data structures, implementation, trees

k-Maximum Subsequence Sum

data structures, flows, graphs, implementation

Almost Fault-Tolerant Database

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

Museums Tour

dp, graphs, implementation

Picking Strings

constructive algorithms, implementation, strings

Lock Puzzle

constructive algorithms, implementation, strings

Codeforces World Finals

implementation

City Union

constructive algorithms, dfs and similar, dsu, geometry, greedy, implementation, math

Pigeon d'Or

implementation

Coloring

brute force, combinatorics, constructive algorithms, dp, geometry, graphs, greedy, implementation, math

Fancy Fence

*special problem, data structures, dsu, implementation, math, sortings

Bear and Square Grid

dfs and similar, dsu, implementation

Bus

*special problem, implementation, sortings

Corporation Mail

data structures, expression parsing, implementation

Palindromic Paths

implementation, interactive

Working routine

data structures, implementation

Try and Catch

expression parsing, implementation

Vasya and Types

implementation, strings

Guess Your Way Out! II

data structures, implementation, sortings

Fancy Stack

combinatorics, dp, implementation

Happy New Year

bitmasks, dp, implementation

Shifting

implementation

Mischievous Shooter

brute force, data structures, divide and conquer, dp, implementation

Numbers

constructive algorithms, implementation

Любимые числа Поликарпа

constructive algorithms, implementation

wxhtzdy ORO Tree

binary search, bitmasks, brute force, data structures, dfs and similar, implementation, trees

Cow and Treats

binary search, combinatorics, dp, greedy, implementation, math

Little Elephant and Strings

data structures, implementation, string suffix structures, two pointers

Road Widening

constructive algorithms, greedy, implementation

Largest Beautiful Number

greedy, implementation

Add on a Tree: Revolution

constructive algorithms, dfs and similar, implementation, trees

Before Exam

constructive algorithms, implementation, sortings

Travel Plan

combinatorics, dp, implementation, math, trees

Valera and Swaps

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

Transmitting Levels

dp, implementation

Circle of Numbers

brute force, dfs and similar, implementation

A Piece of Cake

*special problem, implementation

Little Artem and Random Variable

dp, implementation, math, probabilities

Journey

brute force, constructive algorithms, implementation

Super Jaber

dfs and similar, graphs, implementation, shortest paths

Nanami's Digital Board

dsu, implementation

Pokémon Arena

data structures, graphs, greedy, implementation, shortest paths, sortings

Teams Formation

data structures, implementation

Kicker

implementation

Magician and Pigs (Easy Version)

brute force, data structures, implementation

Online Meeting

implementation

Gojou and Matrix Game

data structures, dp, games, hashing, implementation, math, number theory, sortings

Labeling the Tree with Distances

data structures, dp, greedy, hashing, implementation, trees

Polycarp and the Language of Gods

*special problem, implementation, two pointers

Football Championship

brute force, implementation

Array Equalizer

binary search, greedy, implementation, math, number theory, sortings, two pointers

Petya and File System

data structures, implementation

Travel to Bertown

*special problem, implementation, math

Bad Days

*special problem, implementation

Martian Architecture

implementation

Chocolate

dfs and similar, implementation

Warehouse

implementation

Champions' League

implementation

Crunching Numbers Just for You

*special problem, implementation

New Year and the Acquaintance Estimation

binary search, data structures, graphs, greedy, implementation, math, sortings

Hexagons

binary search, implementation, math

The World Is Just a Programming Task (Hard Version)

implementation

Parking Lot

data structures, implementation

Antennas

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

Curious Array

brute force, combinatorics, implementation, math

Group Photo

binary search, data structures, implementation, two pointers

Mean Requests

*special problem, implementation