import random

def rand():
    return str(random.randint(int(10e-9), int(10e9)))

def rand_pt():
    return f"{rand()} {rand()}"

n = random.randint(1, 30)
print(n)
print(rand_pt())
print(rand_pt())
print(" ".join([rand() for _ in range(n)]))
print(" ".join([rand() for _ in range(n)]))