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2020 is the current year and is a leap year starting on Wednesday of the Gregorian calendar, the 2020th year of the Common Era (CE) and Anno Domini (A 阅读全文
posted @ 2022-03-14 19:41
VxiaohuanV
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Lzw is having the Operations Research class now. Today the teacher is talking about the bin packing problem and some approximation algorithms to solve 阅读全文
posted @ 2022-03-14 19:20
VxiaohuanV
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修改 查询的复杂度 ln （黑红二叉树） 查找大于等于他，或者大于他。 map<int,int>:: iterator p=q.lower_bound(val[i]); P->first/second (key,val) View Code 还有一个当 lower_bound 不到的时候就是 p== 阅读全文
posted @ 2022-03-14 19:17
VxiaohuanV
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You are given four positive integers nn , mm , aa , bb ( 1 \le b \le n \le 501≤b≤n≤50 ; 1 \le a \le m \le 501≤a≤m≤50 ). Find any such rectangular matr 阅读全文
posted @ 2022-03-14 11:02
VxiaohuanV
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该文被密码保护。 阅读全文
posted @ 2022-03-14 09:05
VxiaohuanV
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人生当苦何妨，良人当归即好 舍得，不来舍，哪来得 把酒当歌，人生几何，喝那无尽酒，唱那惬意歌。 阅读全文
posted @ 2022-03-14 08:56
VxiaohuanV
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