お晨晓微风☼倾半世阳光

Flow Problem Time Limit: 5000/5000 MS (Java/Others)    Memory Limit: 65535/32768 K (Java/Others) Total Submission(s): 7863    Accepted Submission(s): 3657 Problem Description Network flo

Drainage Ditches Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 56080 Accepted: 21545 Description Every time it rains on Farmer John's fields, a pond fo

Power Network Time Limit: 2000MS   Memory Limit: 32768K Total Submissions: 23147   Accepted: 12120 Description A power network consists of nodes (power stations, consumer