摘要: #19. [R4A]数位交换 #include <bits/stdc++.h> using i64 = long long; using i32 = int32_t; using vi = std::vector<i64>; using std::cin, std::cout; #define in 阅读全文
posted @ 2025-05-14 17:26 PHarr 阅读(48) 评论(0) 推荐(0)