Kotlinforces

*special problem, constructive algorithms, dp

Stepan's Series

*special problem, dp

Fractal Detector

dp, hashing

Trails (Medium)

dp, matrices

Petya and Post

data structures, dp

Sweets Game

bitmasks, dfs and similar, dp, games, implementation

Special Grid

brute force, dp, greedy

Diverse Substrings

dp, strings, two pointers

2048

bitmasks, dp

Maxim and Matrix

constructive algorithms, dp, math

Inna and Sequence

binary search, data structures, dp, trees

What Has Dirichlet Got to Do with That?

dp, games

Education Reform

dp

Tanya and Colored Candies

*special problem, dp

Number Transformation

dp, greedy, number theory

Flag 2

dp

Seller Bob

brute force, dp, greedy

Encryption (medium)

dp

First Digit Law

dp, math, probabilities

Fragile Bridges

dp

Interesting Game

dp, games, math

Neural Network country

dp, matrices

New Year Letter

bitmasks, brute force, dp

Big Maximum Sum

data structures, dp, greedy, implementation, math, trees

Little Elephant and LCM

binary search, combinatorics, dp, math

Sereja and Subsequences

data structures, dp

Beaver Game

dp, games, number theory

Mike and Geometry Problem

combinatorics, data structures, dp, geometry, implementation

Elongated Matrix

binary search, bitmasks, brute force, dp, graphs

Two out of Three

dp

Olympiad in Programming and Sports

dp, flows, graphs, greedy

Helga Hufflepuff's Cup

dp, trees

Sums of Digits

dp, greedy, implementation

Stripe 2

binary search, dp, sortings

PLEASE

combinatorics, dp, implementation, math, matrices

Yaroslav and Two Strings

combinatorics, dp

Roma and Poker

dp, graphs

An overnight dance in discotheque

dfs and similar, dp, geometry, greedy, trees

Running Track

dp, greedy, strings, trees

The World Is Just a Programming Task (Easy Version)

brute force, dp, greedy, implementation

Cipher

combinatorics, dp

Work Group

dfs and similar, dp, graphs, strings, trees

Berzerk

dfs and similar, dp, games

Messages

brute force, dp, greedy, probabilities, sortings

Remove Directed Edges

dfs and similar, dp, graphs

New Year and Ancient Prophecy

dp, hashing, strings

Minimization

dp, greedy, sortings

Maximum Balanced Circle

constructive algorithms, dp, greedy, two pointers

Cards and Joy

dp

Fibonacci-ish

brute force, dp, hashing, implementation, math

Obsessive String

dp, strings

Not Quite Lee

combinatorics, dp, math, number theory

Doremy's Pegging Game

combinatorics, dp, math

Graph Cost

dp, greedy, math, number theory

Choosing Balls

dp

Ability To Convert

constructive algorithms, dp, greedy, math, strings

Games with Rectangle

combinatorics, dp

Destruction of a Tree

constructive algorithms, dfs and similar, dp, greedy, trees

Levko and Array

binary search, dp

Rotate Columns (easy version)

bitmasks, brute force, dp, greedy, sortings

Queue

constructive algorithms, dp

Wet Shark and Blocks

dp, matrices

Famil Door and Brackets

dp, strings

Relay Race

dp

Lynyrd Skynyrd

data structures, dfs and similar, dp, math, trees

Roman Digits

brute force, combinatorics, dp, greedy, math

Vasya and Good Sequences

bitmasks, dp

Sergey and Subway

dfs and similar, dp, trees

Unusual Sequences

bitmasks, combinatorics, dp, math, number theory

Doremy's Drying Plan (Easy Version)

brute force, data structures, dp, greedy, sortings

Pillars

binary search, data structures, dp, sortings, trees

Gourmet choice

dfs and similar, dp, dsu, graphs, greedy

Count Paths

data structures, dfs and similar, dp, dsu, graphs, trees

Looking for Order

bitmasks, dp

Counting Arrays

combinatorics, dp, math, number theory

Mahmoud and a Dictionary

data structures, dfs and similar, dp, dsu, graphs

Nene and the Mex Operator

bitmasks, brute force, constructive algorithms, divide and conquer, dp, greedy, implementation, math

Lucky Common Subsequence

dp, strings

Let's Play Osu!

dp, math, probabilities

Strip

binary search, data structures, dp, two pointers

Glass Half Spilled

dp

Cashback

data structures, dp, greedy, math

Weight the Tree

constructive algorithms, dfs and similar, dp, implementation, trees

Pchelyonok and Segments

binary search, data structures, dp, greedy, math

Moving Chips

bitmasks, dp, greedy

Range Sorting (Easy Version)

binary search, dp, dsu, greedy, trees, two pointers

Fixed Points

binary search, brute force, dp

Small GCD

bitmasks, brute force, dp, math, number theory

Hanoi Factory

brute force, data structures, dp, greedy, sortings

Babaei and Birthday Cake

data structures, dp

Yet Another Division Into Teams

dp, greedy, sortings

Maximum Subarray

data structures, dp, greedy, two pointers

Sequence Sorting

dp, greedy, two pointers

Masha-forgetful

brute force, constructive algorithms, dp, hashing, implementation, strings

Roman and Numbers

bitmasks, brute force, combinatorics, dp, number theory

Zero-One (Hard Version)

dp, greedy

Number With The Given Amount Of Divisors

brute force, dp, number theory

Robot in a Hallway

data structures, dp, greedy, implementation, ternary search

Buds Re-hanging

constructive algorithms, dfs and similar, dp, greedy, trees

Increasing Frequency

binary search, dp, greedy