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