المسائل
Brackets#1653
سهل · Dynamic programming · Strings
Collinear Points#1654
سهل جدًا · Geometry
The Least Common Multiple#1655
سهل جدًا · Number theory
Sorting#1656
سهل · Sorting
Rectangles#1657
صعب · Geometry
Factorial#1658
سهل جدًا · Implementation
Game#1660
سهل · Dynamic programming
Aladdin's knapsack#1661
سهل · Knapsack
Bracket sequences#1663
سهل جدًا · Brute force
Gold Rush#1664
صعب · Graphs · Dynamic programming
The Tower of Babel#1665
سهل · Dynamic programming
Mines#1666
سهل جدًا · Geometry
Graph condensation#1667
سهل جدًا · Graphs
Matching#1669
صعب جدًا · Graphs · Graph matchings
The average distance#1670
سهل جدًا · Graphs
Candy#1671
متوسط · Dynamic programming
Olympiad#1672
سهل · Dynamic programming
Sim-sim#1673
متوسط · Math · Prefix Sums
Air conditioner#1674
سهل جدًا · Implementation
Square Digital Root#1675
سهل · Implementation
Fractal#1676
سهل · Dynamic programming
Snake#1677
سهل · Implementation
Gifts#1678
سهل · Implementation
Honest Chain#1679
سهل جدًا · Prefix Sums
Hamiltonian cycle#1680
سهل · Graphs