المسائل
A head on one's shoulders#1793
سهل · Geometry · Sorting
By arrangement!#1794
سهل · Combinatorics
Smooth numbers#1795
متوسط · Combinatorics
Diameter of the graph#1796
متوسط · Shortest paths · Graphs
Breaking the Hash Function#1797
سهل جدًا · Probabilities
Graphic file#1798
سهل جدًا · Math
Transition Year 2. The Bridges Return#1799
متوسط · Geometry · Implementation
Tic-tac-toe#1800
سهل جدًا · Implementation · Brute force
Parenthesis#1801
سهل جدًا · Expression parsing · Brute force
Ropes#1802
سهل · Math · Implementation
Chain Code#1803
متوسط · Graphs
Task#1804
صعب · Graphs
Page Count#1805
سهل · Implementation · Sorting
Soccer#1806
سهل جدًا · Implementation
Railroad#1807
سهل جدًا · Brute force
Post Office#1808
سهل جدًا · Implementation · Brute force
Aronson#1809
سهل جدًا · Brute force · String suffix structures
Judges' Time Calculation#1810
متوسط · Implementation · Math
Mad Scientist#1811
سهل جدًا · Implementation
Voting#1812
سهل جدًا · Implementation
Queen Collisions#1813
سهل جدًا · Implementation · Math
Mirror, Mirror on the Wall#1814
سهل جدًا · Implementation
Top This#1815
سهل جدًا · Brute force · Implementation
Quick Search#1816
سهل جدًا · Graphs · Dynamic programming
Image Compression#1817
سهل جدًا · Binary Search · Dynamic programming