Reborn_inuyasha的博客

//通过value找 key for(std::map<int,char>::iterator it = aMap.begin();it!=aMap.end();it++) { if(it->second==value) cout<<"通过value: "<<value<<" 找到的key:"<<it->first<<endl; } }//通过key找value if(aMap.c.

例如：输入12345，程序输出54321#include <iostream>#include <stdio.h>using namespace std;/* run this program using the console pauser or add your own getch, system("pause") or input loop */Reversing(int num){ int i; cout << "翻转后的数为："; do