Queries
Problems on processing many queries, including answering queries offline in a convenient order, queries on values and segments, updates between queries, and choosing a structure that answers each query fast.
Related problem sets are under Range queries, Segment tree and SQRT decomposition.
Problems
Rollback#1973
Very easy
Rujia Liu loves Wario Land!#2058
Very hard
Maximum Sum#2911
Easy
Permutations#3616
Very easy
Rectangles online#5214
Medium
Quadrant Queries#5494
Medium
Magic Roads#6451
Very easy
Range Sum Query#6959
Very easy
Walk#8258
Very hard
Slingshot#10414
Very hard
Non-Decreasing Subsequences#10440
Very hard
Karabakh villages#10443
Very easy
Кульки#10759
Hard