# include <iostream.h>
void main()
{
int a,b,c,d,e,temp;
cout<<"Please input a number to a\n";
cin>>a;
temp=a;
b=(a++)+(a++)+(a++);
cout<<"The calculation type of b is b =(a++)+(a++)+(a++)\n ";
cout<<"The result is b="<<b<<"\n";
cout<<"Now a="<<a<<"\n\n";
a=temp;
c=(++a)+(++a)+(++a);
cout<<"The calculation type of c is c =(++a)+(++a)+(++a)\n ";
cout<<"The result is c="<<c<<"\n";
cout<<"Now a="<<a<<"\n\n";
a=temp;
d=(a++)+(++a)+(a++);
cout<<"The calculation type of d is d=(a++)+(++a)+(a++)\n ";
cout<<"The result is d="<<d<<"\n";
cout<<"Now a="<<a<<"\n\n";
a=temp;
e=(++a)+(++a)+(a++);
cout<<"The calculation type of e is e =(++a)+(++a)+(a++)\n ";
cout<<"The result is e="<<e<<"\n";
cout<<"Now a="<<a;
}
//vc 6.0编译通过，执行结果如下：
看看这些结果，你能想到程序的运算过程吗？？
在其他编译系统下试验一下上面的程序，得到的结果一样吗？？
如果你感兴趣可以试试~~
