02 2023 档案

PAT 甲级 1007 Maximum Subsequence Sum（25）
摘要：Given a sequence of K integers { N​1​​, N​2​​, ..., N​K​​ }. A continuous subsequence is defined to be { N​i​​, N​i+1​​, ..., N​j​​ } where 1≤i≤j≤K. T 阅读全文
posted @ 2023-02-28 21:25 爱吃虾滑 阅读(14) 评论(0) 推荐(0) 编辑
PAT 甲级 1006 Sign In and Sign Out（25）
摘要：At the beginning of every day, the first person who signs in the computer room will unlock the door, and the last one who signs out will lock the door 阅读全文
posted @ 2023-02-27 17:51 爱吃虾滑 阅读(12) 评论(0) 推荐(0) 编辑
PAT 甲级 1005 Spell It Right（20）
摘要：Given a non-negative integer N, your task is to compute the sum of all the digits of N, and output every digit of the sum in English. Input Specificat 阅读全文
posted @ 2023-02-23 20:27 爱吃虾滑 阅读(16) 评论(0) 推荐(0) 编辑
PAT 甲级 1004 Counting Leaves（30）
摘要：A family hierarchy is usually presented by a pedigree tree. Your job is to count those family members who have no child. Input Specification: Each inp 阅读全文
posted @ 2023-02-23 11:38 爱吃虾滑 阅读(15) 评论(0) 推荐(0) 编辑
PAT 甲级 1003 Emergency（25）
摘要：As an emergency rescue team leader of a city, you are given a special map of your country. The map shows several scattered cities connected by some ro 阅读全文
posted @ 2023-02-22 10:31 爱吃虾滑 阅读(12) 评论(0) 推荐(0) 编辑
PAT 甲级 1002 A+B for Polynomials（25）
摘要：This time, you are supposed to find A+B where A and B are two polynomials. Input Specification: Each input file contains one test case. Each case occu 阅读全文
posted @ 2023-02-18 19:09 爱吃虾滑 阅读(12) 评论(0) 推荐(0) 编辑
PAT 甲级 1001 A+B Format（20）
摘要：Calculate a+b and output the sum in standard format -- that is, the digits must be separated into groups of three by commas (unless there are less tha 阅读全文
posted @ 2023-02-18 18:49 爱吃虾滑 阅读(13) 评论(0) 推荐(0) 编辑
关于cout << fixed << setprecision(2)
摘要：fixed： 用于设置浮点数的输出精度为固定小数位数（6位）。 只要出现了fixed，则后面都是以fixed输出（就是说，如果之后还要继续使用，不用再打一遍fixed了），如果取消使用 unsetf 函数。 setprecision(2)： 用于设置浮点数的输出精度为小数点后两位。 ∴cout << 阅读全文
posted @ 2023-02-18 15:57 爱吃虾滑 阅读(1915) 评论(0) 推荐(0) 编辑

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