摘要:
Problem Description 搬寝室是很累的,xhd深有体会.时间追述2006年7月9号,那天xhd迫于无奈要从27号楼搬到3号楼,因为10号要封楼了.看着寝室里的n件物品,xhd开始发呆,因为n是一个小于2000的整数,实在是太多了,于是xhd决定随便搬2*k件过去就行了.但还... 阅读全文
摘要:
Problem Description Because of the huge population of China, public transportation is very important. Bus is an important transportation method i... 阅读全文
摘要:
Problem Description One day , Kiki wants to visit one of her friends. As she is liable to carsickness , she wants to arrive at her friend’s home ... 阅读全文
摘要:
Problem Description The digital root of a positive integer is found by summing the digits of the integer. If the resulting value is a single digi... 阅读全文
摘要:
Problem Description The doggie found a bone in an ancient maze, which fascinated him a lot. However, when he picked it up, the maze began to shak... 阅读全文