Drainage Ditches

2014年3月27日 - Drainage DitchesTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 7845    ...

2013年4月10日 - Thus, Farmer John has built a set of drainage ditches so that Bessie's clover patch is never covered in water. Instead, the water is drained...

查看此网页的中文翻译，请点击 翻译此页Ditches are commonly seen around farmland, especially in areas that have required drainage, such as The Fens in easter...https://en.wikipedia.org/wiki/... 

2017年2月28日 - Thus, Farmer John has built a set of drainage ditches so that Bessie's clover patch is never covered in water. Instead, the water is drained...

2015年6月11日 - Drainage DitchesTime Limit: 2000 1000 MS (Java Others) Memory Limit: 65536 32768 K (Java Others)Total Submission(s): 11306 Accepted Submissi...

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2015年9月25日 - Drainage Ditches 草地排水 Description Every time it rains on Farmer John's fields, a pond forms over Bessie's favorite clover patch. This me...