UVA10167 Birthday Cake【暴力】
摘要:
Lucy and Lily are twins. Today is their birthday. Mother buys a birthday cake for them. Now we put the cake onto a Descartes coordinate. Its center is 阅读全文
posted @ 2019-02-28 21:32 新海岛Blog 阅读(125) 评论(0) 推荐(0)
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