求解，这个C语言怎么写

Question

 

Answer 1

int fun(int k)
{
	int sum = 0,  i = 0;
	for (; k >= 0; k--)
	{
		if (i == 10)
			break;
		if (k % 13==0 || k % 17==0)
		{
			sum += k;
			i++;
		}
	}
	return sum;
}