المسائل

License plates#3953

سهل جدًا · Brute force · Strings

Ardent Butterfly Collector#3966

سهل · Binary Search

Ropes#3967

سهل جدًا · Binary Search

Square root#3968

سهل جدًا · Binary Search

Diplomas#3969

سهل جدًا · Binary Search

Mutants#3970

سهل · Binary Search

CosmoCraft#3971

سهل · Dynamic programming · Greedy algorithms

Covered Walkway#3972

سهل · Dynamic programming

Double Dealing#3973

متوسط · Math · Combinatorics · Number theory

The End of the World#3974

صعب · Math · Constructive Algorithms · Number theory

Estimation#3975

صعب · Dynamic programming · Priority Queue · Prefix Sums

Juggler#3976

صعب · Fenwick Tree · Greedy algorithms · Data Structures

Red/Blue Spanning Tree#3977

صعب · Graphs · Greedy algorithms · Disjoint set union

The Red Gem#3978

صعب · Geometry

Science!#3979

صعب جدًا · Graph matchings · Graph network flows · Constructive Algorithms

The Worm in the Apple#3980

صعب · Geometry · Convex Hull

From adjacency matrix to adjacency list#3981

سهل جدًا · Implementation

From adjacency list to adjacency matrix#3982

سهل جدًا · Implementation

Mancunian And Colored Tree#3983

سهل جدًا · Trees

Sum of Squares with Segment Tree#3984

سهل جدًا · Graphs

Half-degrees of vertices#3985

سهل جدًا · Implementation

Sources and sinks#3986

سهل جدًا · Graphs

Complete graph#3987

سهل جدًا · Graphs

Hanoi tower#3989

سهل جدًا · Implementation

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