Problems
K-th maximum#687
Very easy · Data Structures
To the beginning of the row!#688
Very easy · Data Structures · Implementation · Sorting
Swaper#689
Very easy · Segment Tree · Data Structures
Road Reform#690
Easy · Graphs · Disjoint set union
Sparse Tables#691
Hard · Sparse Table · Segment Tree · Range queries
K-dimensional partial sum#692
Easy · Implementation
Minimum in the Stack#693
Very easy · Stacks
Minimum in the Queue#694
Easy · Data Structures
Range Variation Query#695
Very easy · Segment Tree · Prefix Sums
Automatic Cash Terminal#696
Medium · Implementation
Box#697
Very easy · Math
Weird sort#698
Easy · Sorting
Bowling#699
Very easy · Implementation
Exam#700
Hard · Probabilities
Platforms#701
Very easy · Dynamic programming · Sorting
Greatest Common Divisor#702
Medium · Number theory · Dynamic programming
Hamster 2#703
Easy · Geometry
Factorials#704
Very easy · Math · Brute force
Zero#705
Very easy · Brute force
The largest circle#706
Easy · Geometry
Puddles#707
Hard · Geometry · Implementation · Math
Segment Intersection#708
Easy · Geometry
Length of the union#709
Very easy · Segment Tree
External Rectangles#710
Very easy · Sorting · Data Structures · Implementation · Binary Search
Quadrilaterals#711
Medium · Geometry