المسائل
Spiral#841
سهل · Implementation
The prime factors#842
سهل · Prime factorization · Implementation
Permutation of letters#843
سهل جدًا · Combinatorics
Moneybox#844
سهل جدًا · Dynamic programming
The card and envelope#845
متوسط · Implementation
Long product#846
متوسط · Math
Snake#847
سهل جدًا · Implementation
Perfect numbers#848
سهل · Implementation
Decomposition into terms#849
سهل جدًا · Brute force
Gangsters#850
سهل جدًا · Dynamic programming
The area of a polygon#851
سهل جدًا · Geometry
Long division on a short number#852
سهل جدًا · Implementation
Sereja and Array#853
سهل جدًا · Stacks
Amicable numbers#854
سهل · Implementation
Brackets (2)#855
سهل جدًا · Brute force
Route 2#856
سهل جدًا · Dynamic programming
Convex hull#857
سهل جدًا · Convex Hull
Birthday#858
سهل جدًا · Implementation
Sums#859
سهل جدًا · Dynamic programming
The game of "Date"#860
سهل · Implementation · Brute force
Matrix Summation#861
سهل جدًا · Prefix Sums · Implementation
Message#862
سهل · Dynamic programming · Math
Line and squares#863
سهل جدًا · Geometry
SMS#864
سهل جدًا · Dynamic programming
Arc on the sphere#865
سهل جدًا · Geometry