摘要：
T1 Closest Cow Wins 题目 Farmer John owns a long farm along the highway that can be considered somewhat like a one-dimensional number line. Along the fa 阅读全文
摘要：
题目 The cows are hard at work trying to invent interesting new games to play. One of their current endeavors involves a set of \(N\) intervals (\(1\le 阅读全文
摘要：
题目 Farmer John's farm consists of a set of \(N\) fields \((1 \leq N \leq 10^5)\), conveniently numbered \(1 \ldots N\). Between these fields are \(M\) 阅读全文
摘要：
题目 Farmer John owns a long farm along the highway that can be considered somewhat like a one-dimensional number line. Along the farm, there are \(K\) 阅读全文
摘要：
T1 Lonely Photo 题目 Farmer John has recently acquired N new cows (3≤N≤5×105), each of whose breed is either Guernsey or Holstein. The cows are currentl 阅读全文
摘要：
题目 Bessie the cow is trying to walk from her favorite pasture back to her barn. The pasture and farm are on an N×N grid (2≤N≤50 ), with her pasture in 阅读全文
摘要：
题目 Farmer John's cows N are very particular about the room temperature in their barn. Some cows like the temperature to be on the cooler side, while o 阅读全文
摘要：
题目 Farmer John has recently acquired N new cows (3≤N≤5×105), each of whose breed is either Guernsey or Holstein. The cows are currently standing in a 阅读全文