import sys
input = sys.stdin.readline
def MI():
    return map(int, input().split())

n,z= MI()

if n==1:
    if z>1: print('Yes')
    else: print('No')
    exit()
zn=z**n

for x in range(1,10**3+1):
    for y in range(x, 10**3+1):
        if x**n+y**n==zn:
            print('Yes')
            exit()
        if x**n+y**n>z**n:
            break
print('No')