#include <iostream>

#include <map>

#include <vector>

using namespace std;

int main()

{

map<int,map<int,int> >multiMap; //对于这样的map嵌套定义，

map<int, int> temp; //定义一个map<int, string>变量，对其定义后在插入multiMap

temp[9] = 9;

temp[10] = 10;

multiMap[10] = temp;

multiMap[10][11]=11;

multiMap[5][30]=30;

map<int,map<int,int> >::iterator multitr; // 以下是如何遍历本multiMap

map<int,int>::iterator intertr;

for(multitr=multiMap.begin();multitr!=multiMap.end();multitr++)

{

for(intertr= multitr ->second.begin(); intertr != multitr ->second.end(); intertr ++)

{

cout<<"multitr ->first:"<< multitr ->first

<<",intertr->first:"<<intertr->first

<<",<<intertr -> second:"<<intertr -> second<<endl;

}

}

}

/*

multitr ->first:5intertr->first:30<<intertr -> second30

multitr ->first:10intertr->first:9<<intertr -> second9

multitr ->first:10intertr->first:10<<intertr -> second10

multitr ->first:10intertr->first:11<<intertr -> second11

*/

#初学 为啥我这个程序得不了满分呀？/明明已经很简洁啦

#初学为啥我这个程序得不了满分呀？/明明已经很简洁啦