map

//4种插入方式

map1.insert(pair<int,string>(1,"jww"));
map1.insert(make_pair(2,"hashiqi"));
map1.insert(map<int,string>::value_type(3,"ly"));
map1[4] = "diandian";

打印

cout << it->first << " " << it->second << endl;

查找

map<int, string>::iterator mit = map1.find(5);
if (mit != map1.end())