Problem 1. Searching for soulmates Farmer Johns cows each want to find their soulmate -- another cow with similar characteristics with whom they are maximally compatible. Each cows personality is described by an integer pipi (1≤pi≤1018). Two cows with …

一、题目描述Farmer John has N (1≤N≤10^5) cows, the breed of each being either a Guernsey or a Holstein. They have lined up horizontally with the cows occupying positions labeled from 1…N.Farmer John 有 N（1≤N≤105）头奶牛&#xff0c…

usaco training 关注我持续更新usaco training内容 Three farmers rise at 5 am each morning and head for the barn to milk three cows. The first farmer begins milking his cow at time 300 (measured in seconds after 5 am) and ends at time 1000. The second farmer …

一、题目描述Farmer John is planning to open a new university for cows!Farmer John 计划为奶牛们新开办一所大学！There are N (1≤N≤10^5) cows who could potentially attend this university. Each cow is willing to pay a maximum tuition of ci (1≤ci≤1…