Reference function in c + +

#include<iostream.h>
#include<conio.h>
class searching
{
private:
int num[10];
public:
void input();
void search(int &x);
};
void searching::input()
{
cout<<"\n enter any ten number:";
for(int i=1;i<=10;i++)
{
cin>>num[i];
}
}
void searching::search(int &x)
{
int count=0;
for(int i=1;i<=10;i++)
{
if(x==num[i])
{
cout<<"\n number is presented";
count++;
}
}
cout<<"\n the number of time";
cout<<count;
cout<<"\n the value of x:";
cout<<x;
}
int main()
{
searching s1;
int n;
clrscr();
s1.input();
cout<<"\n enter the number do u want search";
cin>>n;
s1.search(n);
cout<<"\n "<<n;
getch();
return 0;
}