What's the problem with this program??

Question

#include <iostream>
using namespace std;

class Employee
{
private:
int a, b, c;
public:
int d , e;
void setData(int a1,int b1,int c1);
int getData(){
cout<<"the value of a is "<<a<<endl;
cout<<"the value of b is "<<b<<endl;
cout<<"the value of c is "<<c<<endl;
cout<<"the value of d is "<<d<<endl;

cout<<"the value of e is "<<e<<endl;

}
void Employee :: setdata(int a1,int b1,int c1){
a=a1;
b=b1;
c=c1;

}
};
int main() {
Employee haram;
haram.setData(1,2,3);
haram.getData();

return 0;
}

Answer 1

class Employee
{
private:
int a, b, c;
public:
int d, e;
void setData(int a1,int b1,int c1){
a=a1;
b=b1;
c=c1;
}
void getData(){
cout<<"the value of a is "<<a<<endl;
cout<<"the value of b is "<<b<<endl;
cout<<"the value of c is "<<c<<endl;
cout<<"the value of d is "<<d<<endl;
cout<<"the value of e is "<<e<<endl;
}
};