摘要:
PAT (Advanced Level) Practice 1005 Spell It Right (20 分) 凌宸1642 题目描述: Given a non-negative integer N, your task is to compute the sum of all the digit 阅读全文
摘要:
PAT (Advanced Level) Practice 1006 Sign In and Sign Out (25 分) 凌宸1642 题目描述: At the beginning of every day, the first person who signs in the computer 阅读全文