ccf 小中大 python
n = int(input())
lt = list(map(int,(input().split())))
print(max(lt),end=" ")
if n%2 != 0:
print(lt[n//2],end=" ")
elif (lt[n//2]+lt[n//2-1])%2:
print((lt[n//2]+lt[n//2-1])/2,end=" ")
else :
print((lt[n//2]+lt[n//2-1])//2, end=" ")
print(min(lt))