N = int(input())

xs = set()
ys = set()
for i in range(N):
    x,y = map(int, input().split())
    # xs.add(x)
    # ys.add(y)

# if len(xs) < 2 * 10**9 and len(ys) < 2 * 10**9:
#     print(2)
# else:
#     print(1)
print(2)