C++ Program to findout either the given character is vowel or not

#include <iostream>
using namespace std;
int main (  )
{
char a;
cout <<" Enter a character \n";
cin >> a;

if ( a == 'a' || a == 'e' || a == 'i' || a == 'o' || a == 'u')
{
cout <<" character is vowel ";
}
else
{
cout <<" Character is not a vowel ";
}
return 0;
}