المسائل
The sum#2307
سهل · Segment Tree
Stars#2308
سهل جدًا · Data Structures · Prefix Sums
Windows#2309
سهل · Sorting · Implementation
And again the sum...#2310
سهل جدًا · Data Structures
Matrix#2311
صعب جدًا · Greedy algorithms
Height of the Tree#2312
سهل · Trees
Number of elements#2313
سهل جدًا · Trees · Graphs
Second Maximum#2314
سهل جدًا · Trees
Permutations (Easy)#2315
سهل جدًا · Brute force
Print leaves#2316
سهل جدًا · Trees
LCA offline (Easy)#2317
سهل · Trees
LCA Problem Revisited (Easy)#2318
سهل جدًا · Graphs · Data Structures
Rectangles Online (Easy)#2319
سهل · Brute force
Refrain (Easy)#2320
متوسط · Brute force · Prefix Sums
Sorting#2321
سهل جدًا · Sorting
Columns#2322
سهل · Implementation
Numbers from digits#2323
سهل جدًا · Implementation
Scatter#2324
سهل جدًا · Sorting
Two numbers#2325
سهل · Sorting
Socks#2326
سهل جدًا · Prefix Sums
Counting sort#2327
سهل جدًا · Sorting
Degree numbers#2328
سهل · Brute force · Math
Bell#2329
سهل جدًا · Sorting
Strip 2#2330
متوسط · Implementation
Balance of parentheses#2331
سهل جدًا · Brute force · Strings