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1452: [JSOI2009]Count Description Input Output Sample Input Sample Output 1 2 HINT 思路：二维树状数组； 将数组开三维的然后，每一维维护一个值，然后直接二维树状数组维护即可； 1 #include<stdio.h> 2 阅读全文
posted @ 2016-09-21 22:03
sCjTyC
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Mobile phones Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 18453 Accepted: 8542 Description Suppose that the fourth generation mobile ph 阅读全文
posted @ 2016-09-21 20:42
sCjTyC
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Matrix Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 25139 Accepted: 9314 Description Given an N*N matrix A, whose elements are either 0 阅读全文
posted @ 2016-09-21 20:08
sCjTyC
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