摘要:
Max Sum Plus Plus HDU - 1024 Now I think you have got an AC in Ignatius.L's "Max Sum" problem. To be a brave ACMer, we always challenge ourselves to m 阅读全文
摘要:
Alice and Bob are playing chess on a huge chessboard with dimensions n×nn×n. Alice has a single piece left — a queen, located at (ax,ay)(ax,ay), while 阅读全文
摘要:
You are given an integer sequence 1,2,…,n1,2,…,n. You have to divide it into two sets AA and BB in such a way that each element belongs to exactly one 阅读全文