bzoj 4397: [Usaco2015 dec]Breed Counting — 前缀和
4397: [Usaco2015 dec]Breed Counting Time Limit: 10 Sec Memory Limit: 128 MB Description Farmer John...
usaco题解
bzoj 3389: [Usaco2004 Dec]Cleaning Shifts安排值班 — 贪心
3389: [Usaco2004 Dec]Cleaning Shifts安排值班 Time Limit: 1 Sec Memory Limit: 128 MB Description &...
bzoj 3390: [Usaco2004 Dec]Bad Cowtractors牛的报复 — 最大生成树
3390: [Usaco2004 Dec]Bad Cowtractors牛的报复 Time Limit: 1 Sec Memory Limit: 128 MB Description &...
衫小寨 出品