includ<iostream>
includ<conio>
using namespace std;
int x,z;
char op;

switch(op);{
cout<<"input two a rate"; cin>>x z;
cout<<"category operator ( + , - , * , / , %)"; cin>>op;
swich(op) 
case'+':cout<<"opertor  +"<<x+z<< endl; break;
case'-':cout<<"opertor -"<<x-z<<endl; break;
case'*':cout<<"opertor  *"<<x*z<< endl; break;
case'/':cout<<"opertor  /"<<x/z<<endl; break;
case'%':cout<<"opertor %"<<x%z<<endl; break;
default:cout<<"your are false"; 
getch();
return 0;
}

Please Reupload the code correctly and help us to solve your query.

There are lots of errors here..
First of all there is no main()..so plz tell us what do you want to do in this code then we will sort out the errors and will help you :)