المسائل

No mex m#11792

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

DFS#11793

صعب جدًا · Constructive Algorithms · Greedy algorithms · Graphs · Math

Sprague-Grundy numbers#11794

صعب جدًا · 2-SAT · Binary Search · Segment Tree · Data Structures · Prefix Sums · Graphs

Zero xor#11795

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

x+y#11796

سهل · Implementation

Rooks#11797

متوسط · Math · Constructive Algorithms

Kostya and Problems#11798

سهل جدًا · Implementation

Apples#11799

صعب · Math · Combinatorics

A*B*C#11800

متوسط · Brute force · Number theory

Horned Froglet#11801

متوسط · Dynamic programming · Combinatorics

Column Chart#11802

متوسط · Math · Greedy algorithms

Fabric#11803

صعب جدًا · Dynamic programming · Prefix Sums · Stacks · Combinatorics

الحركات الخاصة#11804

سهل · Hashing · Implementation

تضحية#11805

متوسط · Greedy algorithms · Sorting · Number theory

النتيجة#11806

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

والمكس#11807

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

تقسيم المكسيك#11808

صعب جدًا · Dynamic programming · Combinatorics · Number theory · Prefix Sums

Boys and Girls#11810

سهل جدًا · 2-SAT

Partitioning into Three#11811

صعب جدًا · Two pointers · Prefix Sums · Greedy algorithms

Convex Array#11812

صعب جدًا · Dynamic programming · Sorting · Segment Tree · Data Structures

Simple Subsequence#11813

صعب جدًا · Segment Tree · Data Structures · Greedy algorithms · Combinatorics

Manhattan Pairing#11814

صعب جدًا · Greedy algorithms · Sorting · Constructive Algorithms

Gift for Anton#11815

صعب · Constructive Algorithms · Math

Reversal ABC#11816

صعب جدًا · Dynamic programming · Greedy algorithms · Strings · Constructive Algorithms

Simple Task#11817

صعب جدًا · Bitwise Operations

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