n,z=map(int,input().split())
def func():
    for i in range(2,z):
        for j in range(1,i):
            if i**2+j**2==z:return 'Yes'
    return 'No'
if n==1:
    if z>1:print('Yes')
    else:print('No')
elif n==2:print(func())
else:print('No')