olinr

摘要： $\color{ 0066ff}{题目描述}$ 贝茜在牛的选美比赛中赢得了冠军”牛世界小姐”。因此,贝西会参观N(2 include include include define _ 0 define LL long long inline LL in() { LL x = 0, f = 1; ch 阅读全文