المسائل

Who wants to live forever?#4129

متوسط · Dynamic programming · Strings

Chemist's vows#4130

سهل جدًا · Dynamic programming

Non-boring sequences#4131

سهل جدًا · String suffix structures · Graphs

Word equations#4132

سهل جدًا · Graphs · Strings

Farm and factory#4133

سهل جدًا · Graphs · Shortest paths · Math

Jewel heist#4134

متوسط · Greedy algorithms · Geometry

Darts#4135

سهل جدًا · Implementation

The Dragon and the knights#4136

صعب · Geometry · Combinatorics · Sorting

Conservation#4137

صعب · Dynamic programming · Graphs · Depth-first Search · Greedy algorithms

Graphic Madness#4138

صعب جدًا · Graphs

Good days#4139

سهل · Dynamic programming · String suffix structures

Connection and Disconnection#4140

سهل · Disjoint set union · Graphs

Number submission#4141

سهل جدًا · Dynamic programming · Math

The Great XOR#4142

سهل جدًا · Bitmasks · Binary Search

Artist#4143

سهل جدًا · Segment Tree · Implementation

Batch Scheduling#4144

سهل جدًا · Dynamic programming

Mountains#4145

صعب جدًا · Prefix Sums · Data Structures

Binary Search Tree 1#4146

سهل جدًا · Implementation · Data Structures

Binary Search Tree 2#4147

متوسط · Data Structures · Binary Search

Chocolate bar#4148

سهل جدًا · Dynamic programming

Interview at "Lights Out"#4149

متوسط · Dynamic programming · Math

Balance it!#4150

سهل · Dynamic programming · Binary Search · Graphs

Painting the Fence#4151

متوسط · Dynamic programming · String suffix structures

Andrew the Ant#4152

صعب · Greedy algorithms · Sorting

Software Bugs#4153

سهل جدًا · Implementation

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