牛客第七场 Sudoku Subrectangles
摘要：
链接：https://www.nowcoder.com/acm/contest/145/J来源：牛客网 You have a n * m grid of characters, where each character is an English letter (lowercase or upper 阅读全文
posted @ 2018-08-10 11:48 九月旧约 阅读(217) 评论(0) 推荐(0) 编辑
