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

acc = 2*sum(R)
mi = min(R)
acc -= mi

dis = X*X+Y*Y
acc *= acc

if N == 1:
    if dis == acc:
        print("Yes")
    else:
        print("No")
else:
    if dis <= acc:
        print("Yes")
    else:
        print("No")