Check Whether the given number is Strange or Not.

#include<iostream>
using namespace std;

int strange(int digit)
{
int d,r;
while(digit!=0)

{
d=digit/10;
r=digit%10;
digit=d;
return r;
}
}

int main()
{
int digit,p=1,re;
cout<<"Enter number to check strange or not : ";
cin>>digit;
cout<<endl;
re=strange(digit);
for(int i=2;i<re;i++)
{
if (re%i ==0)
{
p=0;
i=re;
}
}
if (p==1)
cout<<"Yes!!"<<endl<<"Enter number is strange number"<<endl<<endl;
else
cout<<"Not!!"<<endl<<"Enter number is not a strange number"<<endl;

}