المسائل
Symmetry 2#251
صعب · Geometry
Not Everything Short is Simple#252
متوسط · Math
Watermelon Festival#253
صعب · Implementation · Math
Mars Kingdom#254
سهل جدًا · Dynamic programming
License Software#255
سهل جدًا · Math
Continued fraction#256
سهل جدًا · Implementation · Math
Gambling#257
سهل جدًا · Brute force · String suffix structures
Box of Chocolates#258
سهل · Dynamic programming · Sorting · Math
Genetic Engineering#259
سهل جدًا · Binary Search
Pumpkin porridge#260
سهل جدًا · Sorting
Aliquot Fractions#261
صعب · Dynamic programming
The staircase#262
سهل جدًا · Dynamic programming
Three ones#263
سهل جدًا · Dynamic programming
The longest divisible subsequence#264
سهل · Bitsets
Vertex Cover#265
سهل · Graphs
Comparison#266
سهل جدًا · Implementation
Subtraction#267
سهل جدًا · Implementation
Star Routes#268
سهل جدًا · Graphs
Four Circles#269
سهل جدًا · Geometry
CheckSum#270
سهل · Hashing
Factorial!#271
سهل · Math
Multiplication#272
سهل · Math
Modular Exponentiation#273
سهل جدًا · Math
Type printer#274
متوسط · Greedy algorithms · Strings
Islands#275
صعب · Dynamic programming · Graphs