天涯沧海的博客

DescriptionAnna loves her cell phone and becomes very sad when its battery level drops to 0 percent.In normal mode, Anna's phone battery drains at a constant speed. When the battery level reaches ...

Little Barney just got a new toy cube set from his parents. His set contains n identical cubes. Barney immediately started building various objects with these cubes.The latest thing Barney built is ...