def pegaExtremosUnicos(v):
i = 1
for i in range(len(v)):
atual = v[i]
j = i - 1;
while (j >=0) and (atual < v[j]):
v[j +1] = v[j]
j = j -1
v[j + 1] = atual
i = 1
while i < len(v):
if v[i] == v[i-1]:
del v[i]
del v[i-1]
i = i +1
d = [v[0],v[len(v)-1]]
return tuple(d)
array = [1,1,2,3,4,5,6,7,8,8]
print (pegaExtremosUnicos(array))
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