Fishingprince Plays With Array

constructive algorithms, greedy, implementation, math

MEX maximizing

data structures, greedy, implementation, math

Kuroni and Simple Strings

constructive algorithms, greedy, strings, two pointers

Fox and Box Accumulation

greedy, sortings

Recent Actions

data structures, greedy, implementation, math

The Way to Home

dfs and similar, dp, greedy, implementation

Shifts and Sorting

constructive algorithms, greedy

Tanya and Toys

greedy, implementation

Beautiful Paintings

greedy, sortings

Equidistant String

greedy

Build the Permutation

constructive algorithms, greedy

Football Kit

brute force, greedy, implementation

Minimize Distance

greedy

Pull Your Luck

brute force, greedy, math, number theory

Palindrome Transformation

brute force, greedy, implementation

Coloring

constructive algorithms, greedy, math

Ehab the Xorcist

bitmasks, constructive algorithms, greedy, number theory

Ice and Fire

constructive algorithms, dp, greedy

Battle Cows

binary search, data structures, greedy

Knights

constructive algorithms, greedy

Row Major

constructive algorithms, greedy, math, number theory, strings

ABBC or BACB

constructive algorithms, greedy

Stock Arbitraging

greedy, implementation

Basketball Together

binary search, greedy, sortings

Dishonest Sellers

constructive algorithms, greedy, sortings

Haunted House

binary search, greedy, math, two pointers

Gardener and Tree

brute force, data structures, dfs and similar, greedy, implementation, trees

Strongly Composite

greedy, math, number theory

Minimize The Integer

greedy, two pointers

Friends Meeting

brute force, greedy, implementation, math

Binary String Minimizing

greedy

Game with Telephone Numbers

games, greedy, implementation

Nice Garland

brute force, greedy, math

Ksenia and Pan Scales

greedy, implementation

Anu Has a Function

brute force, greedy, math

The Sports Festival

dp, greedy

Least Prefix Sum

data structures, greedy

Complete the Word

greedy, two pointers

Meeting on the Line

binary search, geometry, greedy, implementation, math, ternary search

Perfect Keyboard

dfs and similar, greedy, implementation

Coins

greedy

Seraphim the Owl

dp, greedy

Digits Sequence Dividing

greedy, strings

Sum on Subarrays

constructive algorithms, greedy, math

George and Round

brute force, greedy, two pointers

Stages

greedy, implementation, sortings

Paint the Numbers

greedy, implementation, math

Qingshan Loves Strings 2

constructive algorithms, greedy, implementation

Sequence and Swaps

dp, greedy, sortings

Repainting Street

brute force, brute force, greedy

Unforgivable Curse (hard version)

brute force, constructive algorithms, dfs and similar, dsu, graphs, greedy, strings

Column Swapping

brute force, constructive algorithms, greedy, implementation, sortings

As Simple as One and Two

dp, greedy

Constructive Problem

brute force, greedy

Jatayu's Balanced Bracket Sequence

data structures, dsu, graphs, greedy

DZY Loves Chemistry

dfs and similar, dsu, greedy

Xenia and Divisors

greedy, implementation

Unforgivable Curse (easy version)

brute force, constructive algorithms, dsu, graphs, greedy, strings

Insert and Equalize

brute force, constructive algorithms, greedy, math, number theory

Array Destruction

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

Constant Palindrome Sum

brute force, data structures, greedy, two pointers

Vampiric Powers, anyone?

bitmasks, brute force, dp, greedy

Good Numbers (hard version)

binary search, greedy, math, meet-in-the-middle

Erase and Extend (Easy Version)

binary search, brute force, dp, greedy, hashing, implementation, string suffix structures, strings, two pointers

Did We Get Everything Covered?

constructive algorithms, dp, greedy, shortest paths, strings

Unusual Competitions

greedy

Astrophysicists

greedy, math

Minimal Height Tree

graphs, greedy, shortest paths, trees

Getting an A

greedy, sortings

Minimum Grid Path

brute force, data structures, greedy, math

Counting Kangaroos is Fun

binary search, greedy, sortings, two pointers

Permutation Operations

constructive algorithms, greedy, implementation, math

Set or Decrease

binary search, brute force, greedy, sortings

Madoka and Childish Pranks

constructive algorithms, greedy

Histogram Ugliness

greedy, implementation, math

Increasing Subsequence (easy version)

greedy

Minimum Triangulation

dp, greedy, math

Drinks Choosing

greedy, math

Game on Permutation

data structures, dp, games, greedy

Cobb

bitmasks, brute force, greedy, math

Scoring Subsequences

binary search, greedy, math, two pointers

XOR-distance

bitmasks, greedy, implementation, math

Card Exchange

chinese remainder theorem, flows, greedy, string suffix structures

Carousel

constructive algorithms, dp, graphs, greedy, math

Obtain The String

dp, greedy, strings

Painting Eggs

greedy, math

Game with Reversing

games, greedy, math, strings

Longest Regular Bracket Sequence

constructive algorithms, data structures, dp, greedy, sortings, strings

Flipper

brute force, constructive algorithms, greedy

Good String

greedy

Ehab and Prefix MEXs

brute force, constructive algorithms, greedy

Number Factorization

greedy, math, number theory

Politics

greedy, implementation

Eating Soup

greedy, math

Discounts

greedy, sortings

Collecting Game

binary search, dp, greedy, sortings, two pointers

Cutting

dp, greedy, sortings

Wooden Toy Festival

binary search, greedy, sortings

Dreaming of Freedom

greedy, math, number theory

Game of Ball Passing

greedy, implementation