//ERRO: unordered_map<mypair, int, decltype(&mypair_hash)> ids; //ERRO: unordered_map<mypair, int, mypair_hash> ids(100, mypair_hash ); //OK: unordered_map<mypair, int, decltype(&mypair_hash)> ids(100, mypair_hash ); unordered_map<mypair, int, decltype(&mypair_hash)> me...
item)unordered_map<LL,int> item_bought_times;vector<LL> & buyers = item_buyers[test_item];cerr<<"check buyer number = "<<buyers.size()<<endl;for(inti =0; i < buyers.size(); i++){
toList is a pure function of shape of the HashMap and if you have collisions shape depends on insertion order. Consider simple implementation of HashMap as [a] with hash function :: a -> Int. If there are several elements with the same hash you can't store them in a single cell so...
//ERRO: unordered_map<mypair, int, decltype(&mypair_hash)> ids; //ERRO: unordered_map<mypair, int, mypair_hash> ids(100, mypair_hash ); //OK: unordered_map<mypair, int, decltype(&mypair_hash)> ids(100, mypair_hash ); unordered_map<mypair, int, decltype(&mypair_hash)> me...
在下文中一共展示了unordered_map::end方法的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。 示例1: main ▲点赞 9▼ intmain(intargc,char** argv){log.execname (basename (argv[0]));log<<"starting"<<endl;vector...