题面 【题目描述】 F a r m e r Farmer Farmer J o h n John John以及他的 N ( 1 < = N < = 2 , 500 ) N(1 <= N <= 2,500) N(1<=N<=2,500)头奶牛打算过一条河,但他们所有的渡河工具,仅仅是一个木筏。 由于奶牛不会划船,在整个渡河过程中, F J FJ FJ必须始终在木筏上。在这个基础上,木筏上的奶牛
一、题目信息 Crossing River Time Limit: 1000MS Memory Limit: 10000KTotal Submissions: 8897 Accepted: 3323 Description A group of N people wishes to go across a river with only one boat, which c
You are given an array x of n positive numbers. You start at point (0,0) and moves x[0] metres to the north, then x[1] metres to the west, x[2] metres to the south,