n, X, Y = map(int, input().split())
R = list(map(int, input().split()))

if n == 1:
    if X ** 2 + Y ** 2 == R[0] ** 2:
        print("Yes")
    else:
        print("No")
else:
    sorted_R = sorted(R)
    a = sorted_R[0]
    b = sorted_R[1]
    rest = sorted_R[2:]
    sum_mid = sum(rest)
    sum_max_bb = a + 2 * sum_mid
    required = sum_max_bb ** 2
    given = X ** 2 + Y ** 2
    print("Yes" if required >= given else "No")