n, x, y = map(int, input().split())
rorg = list(map(int, input().split()))+[0]
rasc = sorted(rorg)
rdes = sorted(rorg, reverse = True)
L = max(0, rasc[0]-2*sum(rasc[1:]))
R = rdes[0]+2*sum(rdes[1:])
if L*L <= x*x+y*y <= R*R: print('Yes')
else: print('No')