旺崽的博客

洛谷 P3056 [USACO12NOV]Clumsy Cows S题目链接题目描述Bessie the cow is trying to type a balanced string of parentheses into her new laptop, but she is sufficiently clumsy (due to her large hooves) that she keeps mis-typing characters. Please help her by computing

洛谷P3015 Best Parenthesis题目描述Recently, the cows have been competing with strings of balanced parentheses and comparing them with each other to see who has the best one.Such strings are scored as fol...

洛谷P3010 [USACO11JAN] Dividing the Gold题目描述Bessie and Canmuu found a sack of N (1 <= N <= 250) gold coins that they wish to divide as evenly as possible. Coin i has value vi(1<=Vi<=2,000)...