摘要：1046. Shortest Distance (20) The task is really simple: given N exits on a highway which forms a simple cycle, you are supposed to tell the shortest d 阅读全文

摘要：1049. Counting Ones (30) The task is simple: given any positive integer N, you are supposed to count the total number of 1's in the decimal form of th 阅读全文

摘要：最近由于在刷PAT的甲级题目，开始花时间整理一下一些题目的思路，以下是这题银行排队题目的主要想法和AC源码 1017. Queueing at Bank (25) Suppose a bank has K windows open for service. There is a yellow lin 阅读全文