from sys import stdin
rs = lambda : stdin.readline().strip()
ri = lambda : int(rs())
ril = lambda : list(map(int, rs().split()))
from math import pow

def main():
    n, z = ril()
    k = z ** n
    ans = "No"
    for x in range(1, z):
        y = int(pow(k - x ** n, 1 / n))
        if x ** n + y ** n == z ** n:
            ans = "Yes"
            break
    print(ans)
if __name__ == '__main__':
    main()