n,z=map(int,input().split())
a=0
if n == 1:
    if z==1:
        print('No')
    else:
        print('Yes')

elif n == 2:
    for x in range(1,10**4):
        for y in range(x,10**4):
            if x ** n + y ** n == z ** n:
                a+=1
                break        
            elif x ** n + y ** n > z ** n:
                break

    if a > 0:
        print('Yes')
    else:
        print('No')
elif n >= 3:
    print('No')