المسائل
Function#1868
سهل جدًا · Dynamic programming
Paths on the board#1869
سهل جدًا · Combinatorics · Dynamic programming
Testing shuffle machines#1870
سهل جدًا · Implementation
Squirrel and bamboo#1871
سهل جدًا · Implementation
Snowmen#1872
سهل جدًا · Data Structures · Prefix Sums
Vertex Cover#1873
متوسط · Graphs · Greedy algorithms
Holidays#1874
صعب · Implementation · Dynamic programming
The longest path#1875
متوسط · Graphs
The sum is not without variety#1876
سهل جدًا · Prefix Sums · Two pointers
Tetris Game Validator#1877
صعب · Implementation
Make it a rule - always fly GraphAero!#1878
سهل جدًا · Graphs
Test for the Clique Problem#1879
متوسط · Graphs
Problem about Cliques#1880
متوسط · Graphs
Connect and Disconnect#1881
سهل · Graphs · Disjoint set union
Curved Mirrors#1882
متوسط · Greedy algorithms · String suffix structures
Manual sorting#1883
صعب جدًا · Sorting
CHM#1884
سهل · Data Structures · Disjoint set union
Number of lines#1885
سهل جدًا · Implementation
Restoration of points quantity#1886
متوسط · Implementation · Brute force
How to Break All Records#1887
متوسط · Dynamic programming
Secret Level#1888
متوسط · Math
Battlefields#1889
سهل · Math
Breaking the leaderboard#1890
متوسط · Greedy algorithms
Mountain range#1891
سهل · Implementation · Prefix Sums
Construction of a warehouse#1892
سهل جدًا · Graphs