How to obtain the total of numbers greater than average without using an array

[SIK]

@newbeee: thanks for correcting my mistake - I swapped my logic around.

[newbeee]

your are welcome and thank you so much for guide and explain to me :)

[Smac89]

Linked list:
http://en.wikipedia.org/wiki/Linked_list
http://www.cplusplus.com/reference/forward_list/forward_list/forward_list/