from collections import *
from functools import *
from itertools import *
from heapq import *
import sys,math
input = sys.stdin.readline

n,z = map(int,input().split())
if n>=3:
    print('No')
    exit()

if n==1:
    if z>=2:
        print('Yes')
    else:
        print('No')
    exit()

for i in range(1,1001):
    for j in range(1,1001):
        if i**2+j**2==z**2:
            print('Yes')
            exit()
print('No')