[sameer.chaudhari]

// if even then return 1 else return 0

int even_odd ( int num) 
{
        if (num & 1) 
            return 0;
        return 1;
}

[DaWei]

bool even (int n)
{
    return !(n & 1);
}

[listendinesh]

just changing the way
we acn also get the info from last bit

int is_numeven(int number)
{
	if(!(number & 1)) 
		return true;

	return false;
}