摘要:
C. Array 题目: JSKZC is the captain of the lala team. There are N girls in the lala team. And their height is [1,N] and distinct. So it means there are 阅读全文
摘要:
Road 题目: JSZKC is the king of his kingdom. His kingdom has N cities, numbered from 0 to N−1. And the cities are connected by some roads which means yo 阅读全文