Picture Time Limit: 6000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 4475 Accepted Submission(s): 2207 Problem Description A number of rectangular posters, photographs and other pictures of the same shap…
扫描线一边扫一边算期望,细节比较多. #include<bits/stdc++.h> #define LL long long #define fi first #define se second #define mk make_pair #define PII pair<int, int> #define PLI pair<LL, int> #define PLL pair<LL, LL> #define ull unsigned long long us…
http://acm.hdu.edu.cn/showproblem.php?pid=1828 Time Limit: 6000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description A number of rectangular posters, photographs and other pictures of the same shape are pasted on a w…
题目链接 Description A number of rectangular posters, photographs and other pictures of the same shape are pasted on a wall. Their sides are all vertical or horizontal. Each rectangle can be partially or totally covered by the others. The length of the b…