菜鸡的博客

This is a harder version of the problem. In this versionn≤500000n≤500000 The outskirts of the capital are being actively built up in Berland. The company "Kernel Panic" manages the construction of a...

A histogram is a polygon composed of a sequence of rectangles aligned at a common base line. The rectangles have equal widths but may have different heights. For example, the figure on the left shows ...