摘要: 快读 int read() { int x = 0, w = 1; char ch = 0; while (ch < '0' || ch > '9') {if (ch == '-') w = -1;ch = getchar();} while (ch >= '0' && ch <= '9') {x 阅读全文
posted @ 2024-11-25 10:56 Liyukio 阅读(213) 评论(0) 推荐(0)