import sys
input = sys.stdin.readline
from collections import *

N, X, Y = map(int, input().split())
R = list(map(int, input().split()))
R.sort()
S = 2*sum(R)

if R[-1]-2*sum(R[:-1])<=X**2+Y**2<=S*S:
    print('Yes')
else:
    print('No')