prime number generator
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#include <iostream>
using namespace std;
bool isprime(int );
int main() {
cout << "Hello World! \n ";
int n;
cout << "Enter a number : " << endl;
cin >> n ;
for(int i = 2 ; i <= n ; ++i)
{
if(isprime(i))
cout << i << endl ;
}
return 0;
}
bool isprime(int number)
{
for(int check = 2 ; check < number ; ++check)
{
if(number % check == 0)
return false;
}
return true ;
}
Cpp
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