n,x,y=list(map(int,input().split()))
r=list(map(int,input().split()))
s=2*sum(r)-min(r)
t=2*min(r)-s
if s*s>=x*x+y*y:
    if t>=0 or t*t<=x*x+y*y:
        print("Yes")
    else:
        print ("No")
else:
    print("No")