2017年6月3日
USACO 6.5 All Latin Squares
摘要： A square arrangement of numbers is a 5 x 5 Latin Square because each whole number from 1 to 5 appears once and only once in each row and column. Write 阅读全文
posted @ 2017-06-03 21:54 sigongzi 阅读(590) 评论(0) 推荐(0) 编辑