Write a program a number is prime or not
#include<iostream>
using namespace std;
int main()
{
int n,i,j;
cout<<"enter the number: ";
cin>>n;
for(i=2; i<=n; i++)
{
if(n%i==0)
break;
}
if(n==i)
{
cout<<n<<" is prime";
}
else
{
cout<<n<<" not prime";
}
return 0;
}
