fish_lz's blogs

L1-039 古风排版 （20 分） 中国的古人写文字，是从右向左竖向排版的。本题就请你编写程序，把一段文字按古风排版。 输入格式： 输入在第一行给出一个正整数N（<100），是每一列的字符数。第二行给出一个长度不超过1000的非空字符串，以回车结束。 输出格式： 按古风格式排版给定的字符串，每列N个字符（除了最后一列可能不足N个）。 输入样例： 4 This is a test case 输出样例： asa T st ih e tsi ce s 源代码： #include<iostr.

Areversible primein any number system is a prime whose "reverse" in that number system is also a prime. For example in the decimal system 73 is a reversible prime because its reverse 37 is also a pr...

Given a sequence ofKintegers {N​1​​,N​2​​, ...,N​K​​}. A continuous subsequence is defined to be {N​i​​,N​i+1​​, ...,N​j​​} where1≤i≤j≤K. The Maximum Subsequence is the continuous subsequen...

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 input file contains one test case. Each case starts w...

Suppose a bank has N windows open for service. There is a yellow line in front of the windows which devides the waiting area into two parts. The rules for the customers to wait in line are: The space ...

Suppose a bank has K windows open for service. There is a yellow line in front of the windows which devides the waiting area into two parts. All the customers have to wait in line behind the yello...