#include<iostream.h>
#include<conio.h> // for clrscr()
class calc
{
public:
static int last;
static int count;
int a;
int b;
char c;
void init(void)
{
last = 0;
count=0;
}
void perform(int,int,char);
static void lasters(void)
{
cout<<"\nLast Result :"<<last<<"\n";
cout<<"Operations performed so far :"<<count<<"\n";
}
};
int calc :: last=0;
int calc :: count=0;
void calc :: perform(int i, int j, char ch)
{
a=i;
b=j;
c=ch;
cout<<"\n";
switch(ch)
{
case '+' : last = a + b;
break;
case '-' : last = a - b;
break;
case '*' : last = a * b;
break;
case '/' : last = a / b;
break;
case '%' : last = a % b;
break;
default : cout<<"Error!!";
break;
}
count++;
cout<<last<<"\n";
}
int main()
{
clrscr();
calc X;
int x, y;
X.init();
char k, ch;
do
{
cout<<"Enter two integer:";
cin>>x>>y;
cout<<"\n"<<"Enter operator(+, -, *, /, %):";
cin>>k;
cout<<"\n";
//object created
X.perform(x,y,k);
X.lasters();
cout<<"\n\n\n Want to perform more operation ? (y/n..";
cin>>ch;
cout<<endl;
}while (ch=='y' || ch =='Y');
return 0;
}