import sys
# input = lambda :sys.stdin.readline()[:-1]
ni = lambda :int(input())
na = lambda :list(map(int,input().split()))
yes = lambda :print("yes");Yes = lambda :print("Yes");YES = lambda : print("YES")
no = lambda :print("no");No = lambda :print("No");NO = lambda : print("NO")
#######################################################################

def mid(a):
    if len(a) % 2 == 1:
        return a[len(a) // 2] * 2
    else:
        return a[len(a)//2] + a[len(a)//2 - 1]

n = ni()
a = sorted(na())

q2 = mid(a)
q1 = mid(a[:n//2])
q3 = mid(a[n-n//2:])
iqr = q3 - q1
u = 0
# print((q1 - 1.5 * iqr) / 2, (q3 + 1.5 * iqr) / 2)
for i in range(n):
    if a[i] * 4 < q1 * 2 - 3 * iqr or a[i] * 4 > q3 * 2 + 3 * iqr:
        u += 1
        

print(q1 / 2, q2 / 2, q3 / 2, u)