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Difficult Routes#3046

Kyn · Shortest paths · Graphs · Greedy algorithms

Real Phobia#3047

Örän ýeňil · Math · Number theory

Insidious Branding#3048

Kyn · Brute force

Help-or-else#3049

Ýeňil · Dynamic programming

Spectrum Explorer#3050

Örän ýeňil · Graphs · Graph network flows

Detour Buster#3051

Örän kyn · Shortest paths · Graphs

Oil Skimming#3052

Kyn · Graphs · Graph network flows

Numbers Game#3053

Kyn · Brute force · Dynamic programming

EuroOilTrans#3054

Kyn · Graph matchings · Graphs

The Conquest of the Kingdom#3056

Ýeňil · Graphs · Brute force

Bishops#3058

Örän ýeňil · Dynamic programming · Combinatorics

Minimizing maximizer#3059

Örän ýeňil · Dynamic programming · Segment Tree

Atlantis#3060

Örän ýeňil · Sorting · Geometry

Inner Vertices#3061

Örän ýeňil · Data Structures · Implementation · Fenwick Tree

Islands#3062

Örän ýeňil · Graphs · Implementation

Camelot#3063

Orta · Graphs

Alphabet Soup#3064

Örän ýeňil · Brute force

Coin Collecting#3065

Örän kyn · Graphs · Graph matchings · Graph network flows · Greedy algorithms · Dynamic programming

Cybercrime Donut Investigation#3066

Örän kyn · Segment Tree · Sorting · Binary Search · Data Structures

Distributing Ballot Boxes#3067

Orta · Binary Search · Greedy algorithms · Priority Queue

Game, Set and Match#3068

Orta · Dynamic programming · Probabilities

Guess the Numbers#3069

Orta · Expression parsing · Brute force · Combinatorics

Non-negative Partial Sums#3070

Kyn · Prefix Sums · Greedy algorithms

Peer Review#3071

Ýeňil · Sorting

Regular Convex Polygon#3072

Kyn · Geometry · Math · Number theory

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