X,Y=map(int,input().split())

T=10**7
C=[0]*(Y+1)

x=0
while x*x<=Y:
    y=0
    while x*x+y*y<=Y:
        if x==y==0:
            C[0]+=1
        elif x==0 or y==0:
            C[x*x+y*y]+=2
        else:
            C[x*x+y*y]+=4
        y+=1
    x+=1

print(max(C[X:]))