n = int(input())
A = list(map(int, input().split()))

def f(A):
    A.sort()
    if A[0] >= 0:
        return 0
    r = 2 * n - 1
    cnt = 0
    for l in range(n):        
        while l < r and A[l] + A[r] >= 0:
            r -= 1
        if l == r:
            break
        cnt += 1
        r -= 1
    return cnt

dry = f(A)
wet = f([-a for a in A])
cnt = {}
moi = 0
z = 0
A.sort()
for a in A:
    if a < 0:
        cnt[-a] = cnt.get(-a, 0) + 1
    elif a == 0:
        z += 1
    else:
        if cnt.get(a, 0) >= 1:
            cnt[a] -= 1
            moi += 1
moi += z // 2
print(dry, wet, moi)