Раскрыты подробности о договорных матчах в российском футболе18:01
Performance: Supporting thousands of concurrent players was hard
，这一点在雷电模拟器官方版本下载中也有详细论述
思路：倒序遍历 2 倍长度 + 取模模拟循环 + 单调栈。用 i % len 映射到真实索引，仅当 i < len 时记录答案。
The program automatically checks comments and filters out spam.
for (int i = 0; i < n; i++) {