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Problem 2653 >> 题目描述有问题
huangsi @ 2017-02-28 21:15:28
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第一行所谓“排过序”指的是从大到小排序!
差点就被坑了!
huangsi @ 2017-02-28 21:16:12
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求管理员把题面改清楚
lavendir @ 2017-03-01 15:40:59
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已修正
caidongxiao @ 2017-05-04 12:11:59
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第一行“排过序”指的是从小到大排序吧,样例中第三个询问abcd分别是0 2 3 4,答案应该是969056313,如果是从大到小排序,答案就成了271451044就不对了。别忘了数组是从0开始标号的。
htn @ 2017-07-05 21:48:54
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楼上说的有道理,题面没有错,管理员可以考虑把题面改回来
hjjbzoj @ 2018-01-31 20:45:59
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实际上是因为标号是从0开始,但是b[n/2]中的n是数字个数,从1开始,就造成了需要上取整的假象
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