#40432: python
RatTailLiquid
(RatTailLiquid)
t = 0
while 1:
n = int(input())
m = 0
t+=1
if n == 0:
break
def same(li):
return len(set(li)) == 1
a = [int(x) for x in input().split()]
print(f"Set #{t}")
avg = sum(a)/n
if same(a) == False:
for k in a:
if k<avg:
m+=avg-k
print(f"The minimum number of moves is {int(m)}.")