n = int(input())
mas = []
for i in range(n):
    list1 = input().split(" ")
    for i in range(n):
        list1[i] = int(list1[i])
    mas.append(list1)

src = []
des = []
for i in range(n):
    src.append(0)
    des.append(0)
csrc = 0
cdes = 0
for i in range(n):
    f1 = f2 = 0
    for j in range(n):
        f1 += mas[i][j]
        f2 += mas[j][i]
    if f1 == 0:
        cdes += 1
        des[i] = i + 1
    if f2 == 0:
        csrc += 1
        src[i] = i + 1

for i in range(len(src)):
    if src[i] != 0:
        print(src[i], end=" ")
print()
for i in range(len(des)):
    if des[i] != 0:
        print(des[i], end=" ")