Jamie and Alarm Snooze

brute force, implementation, math

Physical Education Lessons

data structures, implementation, sortings

Browser

implementation

Garden

implementation

Conan and Agasa play a Card Game

games, greedy, implementation

Perfect Squares

brute force, implementation, math

Christmas Spruce

implementation, trees

Modular Exponentiation

implementation, math

Tricky Alchemy

implementation

Stack Sorting

constructive algorithms, data structures, greedy, implementation

Two Cakes

binary search, brute force, implementation

Nearest Minimums

implementation

Door Frames

greedy, implementation

The Way to Home

dfs and similar, dp, greedy, implementation

Colorful Points

data structures, greedy, implementation

New Year and Rainbow Roads

graphs, greedy, implementation

New Year and Curling

brute force, geometry, implementation, math

New Year and Buggy Bot

brute force, implementation

New Year and Counting Cards

brute force, implementation

Tic-Tac-Toe

implementation

Masha and Bears

brute force, implementation

Shockers

implementation, strings

Swapping Characters

brute force, hashing, implementation, strings

The Modcrab

greedy, implementation

Hungry Student Problem

greedy, implementation

Visiting a Friend

greedy, implementation

Find Extra One

geometry, implementation

Segments Removal

data structures, dsu, flows, implementation, two pointers

Months and Years

implementation

Phone Numbers

implementation, strings

Proper Nutrition

brute force, implementation, number theory

Rounding

implementation, math

Scarborough Fair

implementation

Pizza Separation

brute force, implementation

Credit Card

data structures, dp, greedy, implementation

Beautiful Divisors

brute force, implementation

Chess For Three

implementation

Wrath

greedy, implementation, two pointers

Greed

greedy, implementation

K-Dominant Character

binary search, implementation, two pointers

Local Extrema

brute force, implementation

Solution for Cube

brute force, implementation

Cubes for Masha

brute force, implementation

Div. 64

implementation

Restoration of string

constructive algorithms, graphs, implementation

Petya and Catacombs

dsu, greedy, implementation, trees

Japanese Crosswords Strike Back

implementation

Book Reading

implementation

Road Widening

constructive algorithms, greedy, implementation

Palindromic Cut

brute force, implementation, strings

Lost in Transliteration

implementation

Field of Wonders

implementation, strings

Downloading B++

binary search, implementation

Automatic Door

implementation

Table Tennis

data structures, implementation

Borya's Diagnosis

implementation

Teams Formation

data structures, implementation

Alex and broken contest

implementation, strings

Divisiblity of Differences

implementation, math, number theory

National Property

2-sat, dfs and similar, graphs, implementation

Sorting the Coins

dsu, implementation, sortings, two pointers

Balanced Substring

dp, implementation

Chores

implementation

Search for Pretty Integers

brute force, implementation

The Artful Expedient

brute force, implementation

Huge Strings

bitmasks, brute force, dp, implementation, strings

Race Against Time

implementation

Bark to Unlock

brute force, implementation, strings

Between the Offices

implementation

Make a Permutation!

greedy, implementation, math

Bus

greedy, implementation, math

Polycarp and Letters

brute force, implementation, strings

Fair Game

implementation, sortings

Yet Another Array Queries Problem

data structures, implementation

1-2-3

graphs, implementation

Quasi-palindrome

brute force, implementation

Mahmoud and Ehab and the MEX

greedy, implementation

Declined Finalists

greedy, implementation

Tests Renumeration

greedy, implementation

Polycarp's phone book

data structures, implementation, sortings

Did you mean...

dp, greedy, implementation

Which floor?

brute force, implementation

Tom Riddle's Diary

brute force, implementation, strings

Bathroom terminal

implementation

Digits

brute force, implementation, math

Arpa and a research in Mexican wave

implementation, math

Arpa and a list of numbers

implementation, number theory

Odds and Ends

implementation

Rooter's Song

constructive algorithms, data structures, geometry, implementation, sortings, two pointers

Weather Tomorrow

implementation, math

Travel Cards

greedy, implementation, sortings

Noise Level

dfs and similar, implementation, math

University Classes

implementation

Union of Doubly Linked Lists

implementation

Curriculum Vitae

brute force, implementation

Luba And The Ticket

brute force, greedy, implementation

Chess Tourney

implementation, sortings

Diversity

greedy, implementation, strings

Sorting by Subsequences

dfs and similar, dsu, implementation, math, sortings

Generous Kefa

brute force, implementation