import sys
read = sys.stdin.read
readline = sys.stdin.readline
readlines = sys.stdin.readlines

n, z = map(int, readline().split())
if n >= 3:
    print('No')
    quit()
if n == 1:
    print('No' if z == 1 else 'Yes')
    quit()
x = 1
while x ** n < z ** n:
    y = 1
    while x ** n + y ** n <= z ** n:
        if x ** n + y ** n == z ** n:
            print('Yes')
            quit()
        y += 1
    x += 1
print("No")