# quadsum1 
# Fig. 7.2 
# input: 100

n = int(input("n=? "))
x = 0; y = 0
while x*x + y*y < n:
  # go from A to B
  x += 1
  y += 1
while x*x <= n:
  # go from B to C
  while x*x + y*y > n:
    y -= 1
  if x*x + y*y == n:
    print("x ==", x, "; y ==", y)
  x += 1