Задачи

No mex m#11792

Трудно · Greedy algorithms · Fenwick Tree · Data Structures · Prefix Sums

DFS#11793

Много трудно · Constructive Algorithms · Greedy algorithms · Graphs · Math

Sprague-Grundy numbers#11794

Много трудно · 2-SAT · Binary Search · Segment Tree · Data Structures · Prefix Sums · Graphs

Zero xor#11795

Много трудно · Meet-in-the-middle · Graphs · Trees · Depth-first Search · Bitmasks · Greedy algorithms · Constructive Algorithms

x+y#11796

Лесно · Implementation

Rooks#11797

Средно · Math · Constructive Algorithms

Kostya and Problems#11798

Много лесно · Implementation

Apples#11799

Трудно · Math · Combinatorics

A*B*C#11800

Средно · Brute force · Number theory

Horned Froglet#11801

Средно · Dynamic programming · Combinatorics

Column Chart#11802

Средно · Math · Greedy algorithms

Fabric#11803

Много трудно · Dynamic programming · Prefix Sums · Stacks · Combinatorics

Special Moves#11804

Лесно · Hashing · Implementation

Sacrifice#11805

Средно · Greedy algorithms · Sorting · Number theory

Score#11806

Трудно · Prefix Sums · Binary Search · Fenwick Tree · Sorting

And mex#11807

Трудно · Bitmasks · Bitwise Operations · Dynamic programming · Breadth-first Search

Mex Partition#11808

Много трудно · Dynamic programming · Combinatorics · Number theory · Prefix Sums

Boys and Girls#11810

Много лесно · 2-SAT

Partitioning into Three#11811

Много трудно · Two pointers · Prefix Sums · Greedy algorithms

Convex Array#11812

Много трудно · Dynamic programming · Sorting · Segment Tree · Data Structures

Simple Subsequence#11813

Много трудно · Segment Tree · Data Structures · Greedy algorithms · Combinatorics

Manhattan Pairing#11814

Много трудно · Greedy algorithms · Sorting · Constructive Algorithms

Gift for Anton#11815

Трудно · Constructive Algorithms · Math

Reversal ABC#11816

Много трудно · Dynamic programming · Greedy algorithms · Strings · Constructive Algorithms

Simple Task#11817

Много трудно · Bitwise Operations

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