n, x, y = list(map(int, input().split()))
ri = list(map(int, input().split()))

def debug(*e):
  if "localdebug" in globals():
    print("debug", *e)

if n == 1:
  print("Yes" if x ** 2 + y ** 2 == ri[0] else "No")
  exit()

ri = [2 * val if index != 0 else val for index, val in enumerate(ri)]

sumri = sum(ri)

debug(x ** 2 + y ** 2, sumri ** 2)

smallri = 2 * ri[0] - sumri

print("Yes" if smallri <= x ** 2 + y ** 2 <= sumri ** 2 else "No")