[B007]Lake Counting[难度B]—————————————————————————————————————————— [Description] Due to recent rains, water has pooled in various places in Farmer John's field, which is represented by a rectangle of N x M (1 <= N <= 100; 1 <= M <= 100) square…
[B007]Best Cow Line[难度B]———————————————————————————————————————————————— [Description 支持原版从我做起!!!] FJ is about to take his N (1 ≤ N ≤ 2,000) cows to the annual"Farmer of the Year" competition. In this contest every farmer arranges his cows in…