المسائل

The Core of Power#533

صعب · Graphs

Computer Network#534

متوسط · Dynamic programming · Prefix Sums

Shoring Up the Levees#535

متوسط · Geometry · Math · Sorting · Implementation

Combination Lock#536

سهل · Math · Implementation · Brute force

Oleh's Lotto Tickets#537

سهل جدًا · Implementation · Data Structures

A No-Win Situation#538

متوسط · Implementation · Brute force

A Walk in the Park#539

صعب · Sorting · Greedy algorithms · Implementation · Data Structures

Teleport Out!#540

صعب · Graphs · Dynamic programming · Implementation

Worms#541

متوسط · Dynamic programming

Soda Supplier#542

سهل · Math

Money Matters#543

سهل جدًا · Disjoint set union · Implementation

Allergy Test#544

سهل جدًا · Sorting · Greedy algorithms

Rain Fall#545

سهل جدًا · Math · Implementation

Racing Game#546

متوسط · Graphs · Dijkstra algorithm · Brute force

Gokigen Naname#547

صعب · Depth-first Search · Graphs · Disjoint set union · Implementation

Flight Planning#548

سهل جدًا · Graphs · Brute force

Beacons#549

سهل جدًا · Graphs · Geometry

Playfair Cipher#550

متوسط · Implementation · Strings

Code Permutations#551

صعب · Number theory · Combinatorics · Dynamic programming · Bitmasks · Prime factorization · Math

Numerical sequence#552

سهل · Dynamic programming

Recursion#553

سهل جدًا · Depth-first Search

Inscribed Circle#554

سهل · Geometry

The nearest points#555

سهل جدًا · Sorting

The sum of two numbers#556

متوسط · Brute force · Sorting

Cutting rectangle#557

سهل جدًا · Dynamic programming

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