530 B | 530 chars
import sys
from math import sqrt, pi, sin, factorial
inp = lambda : sys.stdin.readline()[:-1].strip()
mii = lambda x = " " : [*map(int,inp().split(x))]
mfi = lambda x = " " : [*map(float,inp().split(x))]
ii = lambda : int(inp())
fi = lambda : float(inp())
p = print
def solve():
x = []
y = []
for i in range(3):
a, b = mii()
x.append(a)
y.append(b)
for i in range(3):
print(sum(x) - 2 * x[i], sum(y) - 2 * y[i])
if __name__ == "__main__":
tc = 1
for t in range(1, tc+1):
ret = solve()