vawio专题

NYOJ 763 Vawio Sequence

OJ题目 : 戳这里~ 描述 Vawio Sequence is very funny,it is a sequence of integers. It has some interesting properties. ·   Vawio is of odd length i.e. L = 2*n + 1. ·  The first (n+1) integers of  Vawio s