
#include <iostream.h> //包含iostream.h头文件
main()
{
//声明变量,并初始化
int a=010,b=10,c=0X10;
//以十进制形式显示数据
cout<<"DEC:";
cout<<" a="<<a;
cout<<" b="<<b;
cout<<" c="<<c<<endl;
//以八进制形式显示数据
cout<<"OCT:";
cout<<oct; //指定八进制输出
cout<<" a="<<a;
cout<<" b="<<b;
cout<<" c="<<c<<endl;
//以十六进制形式显示数据
cout<<"HEX:";
cout<<hex; //指定十六进制输出
cout<<" a="<<a;
cout<<" b="<<b;
cout<<" c="<<c<<endl;
//八、十和十六进制数混合运算并输出
cout<<"a+b+c=";