题意:给出一份水果的交易表,根据地区统计出水果的交易情况. 思路:二维map使用. #include<cstdio> #include<string> #include<map> #include<iostream> using namespace std; map<string,map<string,int> > m; map<string,map<string,int> >::iterator it
Features Track 31.32% 1000ms 262144K Morgana is learning computer vision, and he likes cats, too. One day he wants to find the cat movement from a cat video. To do this, he extracts cat features in each frame. A cat feature is a two-dimension vecto
水果 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 8704 Accepted Submission(s): 3459 Problem Description 夏天来了~~好开心啊,呵呵,好多好多水果~~ Joe经营着一个不大的水果店.他认为生存之道就是经营最受顾客欢迎的水果.现在他想要一份水果销售情况的明细表,这样Jo
F. Features Track Morgana is learning computer vision, and he likes cats, too. One day he wants to find the cat movement from a cat video. To do this, he extracts cat features in each frame. A cat feature is a two-dimension vector <xx, yy>. If x_ixi