#include <iostream>
using namespace std;
class Calculator
{
      int x,y,z;
      public:
             void arith_ex(int,int,int);
      };
      
      void Calculator::arith_ex(int x,int y,int z)
      {
               cout<<"X="<<endl;
               cin>>x;
               cout<<"Y="<<endl;
               cin>>y;
               cout<<"Z="<<endl;
               cin>>z;
               if(z==' ')
               {cout<<"ERROR: Operator-operand imbalance."<<endl;
               }
           cout<<"Sonuc="<<x/y+z<<endl;
           }
    
        
           
           int main()
           {
               Calculator hesap;
               
               hesap.arith_ex(int x,int y ,int z); //expected primary expression before 'int'//
              
               return 0;
               }