摘要: Description 求方程x xor 3x=2x ①在n以内的解数 ②在$2^n$以内的解数 $n\le 2^{63}$ Analysis 转化成x xor (x include include include include include include using namespace st 阅读全文
posted @ 2017-01-22 14:10 _zwl 阅读(186) 评论(0) 推荐(0)