world of warcraft by dhelia

.The fortune Sayge handed you feels slightly warm to the touch. Grasping it firmly, you see an image of the Eastvale Logging Camp in Focusing closer in on the image, you see a haystack that sits next to a stable.but first of all u must find the key ,here the hint to find that number.
if you can find the largest number real C such that sum i=1 to 101 (xi)2 ≥ CM2 where x1,x2,x3,..,x101 are real numbers such that x1+x2+x3+...+x101 = 0, if M is the median x1,x2,..,x101