Farm Tour 题目描述 When FJ's friends visit him on the farm, he likes to show them around. His farm comprises N (1 <= N <= 1000) fields numbered 1..N, the first of which contains his house and the Nth of which contains the big barn. A total M (1 <= M…
题目描述 一个餐厅在相继的 N 天里,每天需用的餐巾数不尽相同.假设第 iii 天需要 ri块餐巾( i=1,2,...,N).餐厅可以购买新的餐巾,每块餐巾的费用为 p 分;或者把旧餐巾送到快洗部,洗一块需 m 天,其费用为 f 分;或者送到慢洗部,洗一块需 n 天(n>m),其费用为 sss 分(s<fs<fs<f). 每天结束时,餐厅必须决定将多少块脏的餐巾送到快洗部,多少块餐巾送到慢洗部,以及多少块保存起来延期送洗.但是每天洗好的餐巾和购买的新餐巾数之和,要满足当天的需求…
POJ 2135 Farm Tour (网络流,最小费用最大流) Description When FJ's friends visit him on the farm, he likes to show them around. His farm comprises N (1 <= N <= 1000) fields numbered 1..N, the first of which contains his house and the Nth of which contains the b…
Farm Tour Time Limit: 1000ms Memory Limit: 65536KB This problem will be judged on PKU. Original ID: 2135 64-bit integer IO format: %lld Java class name: Main When FJ's friends visit him on the farm, he likes to show them around. His farm compr…
Farm Tour Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 17230 Accepted: 6647 Description When FJ's friends visit him on the farm, he likes to show them around. His farm comprises N (1 <= N <= 1000) fields numbered 1..N, the first of…
Description When FJ's friends visit him on the farm, he likes to show them around. His farm comprises N (1 <= N <= 1000) fields numbered 1..N, the first of which contains his house and the Nth of which contains the big barn. A total M (1 <= M <…
Farm Tour Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 18150 Accepted: 7023 Description When FJ's friends visit him on the farm, he likes to show them around. His farm comprises N (1 <= N <= 1000) fields numbered 1..N, the first of…
题目链接:http://poj.org/problem?id=2135 Farm Tour Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 17672 Accepted: 6851 Description When FJ's friends visit him on the farm, he likes to show them around. His farm comprises N (1 <= N <= 1000…