牛吃牧草
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【题目描述】
有一个牧场,牧场上的牧草每天都在匀速生长,这片牧场可供15头牛吃20天,或可供20头牛吃10天,那么,这片牧场每天新生的草量可供几头牛吃1天?
【输入】
(无)
【输出】
如题述,牛的数量。
【输入样例】
(无)
【输出样例】
(无)
牛吃牧草
- Status
- Done
- Rule
- ACM/ICPC
- Problem
- 3
- Start at
- 2024-6-23 0:00
- End at
- 2024-7-8 0:00
- Duration
- 360 hour(s)
- Host
- Partic.
- 3