2022年12月20日
CF1371D
摘要： A mad scientist Dr.Jubal has made a competitive programming task. Try to solve it! You are given integers n,k. Construct a grid A with size n×n consis 阅读全文
posted @ 2022-12-20 21:32 347Foricher 阅读(22) 评论(0) 推荐(0)