Vasilije in Cacak

math

Aleksa and Stack

constructive algorithms, math

Joyboard

math, number theory

Goals of Victory

math

Jellyfish and Green Apple

bitmasks, greedy, math, number theory

Jellyfish and Hack

dp, math

Jellyfish and Miku

divide and conquer, dp, math, probabilities

Jellyfish and EVA

dp, graphs, greedy, math, probabilities

Money Trees

binary search, greedy, math, two pointers

Target Practice

implementation, math

Good Kid

brute force, greedy, math

Replace With Product

brute force, greedy, math

Selling a Menagerie

dfs and similar, dsu, graphs, implementation, math

Plus Minus Permutation

math

Non-coprime Split

math, number theory

Two Vessels

brute force, greedy, math

Lazy Numbers

binary search, math

Colorful Table

binary search, data structures, dp, implementation, math, two pointers

Friendly Arrays

bitmasks, greedy, math

MEXanized Array

constructive algorithms, greedy, math

2D Traveling

geometry, math, shortest paths, sortings

Travel Plan

combinatorics, dp, implementation, math, trees

Candy Party (Hard Version)

bitmasks, constructive algorithms, dp, greedy, implementation, math

Candy Party (Easy Version)

bitmasks, constructive algorithms, graphs, greedy, implementation, math

Salyg1n and Array (simple version)

constructive algorithms, interactive, math

Mighty Rock Tower

brute force, combinatorics, dp, math, probabilities

Lihmuf Balling

binary search, brute force, math

Battling with Numbers

combinatorics, math, number theory

Ambitious Kid

math

Asterism Stream

dp, math, matrices

Guess Game

bitmasks, data structures, games, math, probabilities, sortings, strings, trees

Matrix Cascade

brute force, constructive algorithms, data structures, dp, greedy, math

Divisor Chain

bitmasks, constructive algorithms, math, number theory

Increasing and Decreasing

constructive algorithms, greedy, implementation, math

Swaps

combinatorics, dp, graphs, math

Divide, XOR, and Conquer

bitmasks, dp, math

Speedrun

brute force, dfs and similar, dp, graphs, greedy, math, sortings, two pointers

MEX Repetition

implementation, math

Split Sort

greedy, math, sortings

The Great Equalizer

binary search, data structures, math, sortings

Ice Cream Balls

binary search, combinatorics, constructive algorithms, math

Non-Intersecting Subpermutations

combinatorics, dp, implementation, math

Prime Deletion

constructive algorithms, math

Evaluate RBS

data structures, geometry, implementation, math, sortings

Fancy Coins

binary search, brute force, greedy, math

Maximum Monogonosity

brute force, dp, math

Another Permutation Problem

brute force, dp, greedy, math

Olya and Game with Arrays

constructive algorithms, greedy, math, sortings

United We Stand

constructive algorithms, math, number theory

Yet Another Permutation Problem

constructive algorithms, greedy, math, number theory

The Walkway

brute force, dp, greedy, math, number theory

Buttons

games, greedy, math

Sum and Product

binary search, data structures, math

Power of Points

math, sortings

Strong Vertices

math, sortings, trees

Maximum Rounding

greedy, implementation, math

Array Coloring

greedy, math

PermuTree (hard version)

bitmasks, dfs and similar, dp, fft, greedy, implementation, math, trees

Good Arrays

implementation, math

Longest Divisors Interval

brute force, combinatorics, greedy, math, number theory

Dalton the Teacher

greedy, math

Game Bundles

brute force, constructive algorithms, dp, greedy, math

Expected Destruction

combinatorics, dp, math, probabilities

Dual (Hard Version)

constructive algorithms, math

Dual (Easy Version)

constructive algorithms, math

Fibonaccharsis

binary search, brute force, math

Desorting

brute force, greedy, math

Ina of the Mountain

data structures, dp, greedy, math

Imbalanced Arrays

constructive algorithms, graphs, greedy, math, sortings, two pointers

Ntarsis' Set

binary search, math, number theory

Lisa and the Martians

bitmasks, greedy, math, strings, trees

Prefix Permutation Sums

implementation, math

Escalator Conversations

brute force, constructive algorithms, math

The Morning Star

combinatorics, data structures, geometry, implementation, math, sortings

We Were Both Children

brute force, implementation, math, number theory

Cardboard for Pictures

binary search, geometry, implementation, math

Monsters

greedy, math, sortings

Morning Sandwich

implementation, math

Vika and Wiki

binary search, bitmasks, combinatorics, divide and conquer, dp, math

Vika and Stone Skipping

brute force, implementation, math, number theory

Vika and Bonuses

binary search, brute force, math, ternary search

Vika and Price Tags

math, number theory

Vika and the Bridge

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

Vika and Her Friends

games, math

The Boss's Identity

binary search, bitmasks, data structures, dfs and similar, greedy, math, sortings

Triangle Platinum?

brute force, combinatorics, implementation, interactive, math, probabilities

Rudolf and Snowflakes (hard version)

binary search, brute force, implementation, math

Rudolf and Snowflakes (simple version)

brute force, implementation, math

Rudolph and Christmas Tree

constructive algorithms, geometry, math

Rudolph and Cut the Rope

implementation, math

Swimmers in the Pool

dp, fft, math, number theory

Boxes and Balls

dp, implementation, math

Rating System

binary search, brute force, data structures, dp, dsu, greedy, math, two pointers

Come Together

geometry, implementation, math

Forbidden Integer

constructive algorithms, implementation, math, number theory

Multiple of Three Cycles

combinatorics, data structures, dp, dsu, math

Tree Weights

bitmasks, constructive algorithms, data structures, dfs and similar, implementation, math, matrices, number theory, trees

Min Cost Permutation (Hard Version)

binary search, constructive algorithms, data structures, greedy, math, sortings

Min Cost Permutation (Easy Version)

brute force, constructive algorithms, greedy, math

Row Major

constructive algorithms, greedy, math, number theory, strings