المسائل
Fifteen Puzzle#3669
صعب جدًا · Graphs
Polygon Game#3670
صعب جدًا · Games
Checking for a Subsequence#3671
صعب جدًا · Strings
Divisors of 2#3672
سهل · Number theory · Math · Prime factorization
Obtuse Angle Decomposition#3673
صعب · Constructive Algorithms · Math
Accordion#3674
سهل · Brute force
Chain#3675
صعب جدًا · Combinatorics · Number theory · Math
Matrix#3677
صعب · Binary Search
Mandatory vertices#3678
صعب جدًا · Graphs
Permutation logarithm#3679
صعب · Brute force
Tree Isomorphism#3680
سهل · Graphs · Depth-first Search
Filling the matrix in a spiral#3681
سهل جدًا · Implementation
Fire in the Country#3682
سهل جدًا · Games
Triangle and Circle#3683
صعب جدًا · Geometry
Report 1#3684
صعب جدًا · Binary Search · Combinatorics · Number theory
Report 3#3685
صعب جدًا · Number theory · Math
How many are good?#3686
متوسط · Dynamic programming · Combinatorics
Proto P#3687
سهل جدًا · Math
Simple coincidence#3688
صعب · Dynamic programming · Number theory · Combinatorics · Math
Snake#3689
صعب جدًا · Dynamic programming
Fingers#3690
سهل · Graphs · Games
Simple Monotony#3691
سهل جدًا · Graphs · Greedy algorithms
Reverse Averaging#3692
صعب جدًا · Implementation
Determinant#3693
صعب · Matrix
Exercise#3694
سهل · Math