n,k=map(int,input().split())
s=n*(n+1)//2
r=1
c=0
for l in range(1,n+1):
    while r<=n and c+r<=s-k:
        c+=r
        r+=1
    if c==s-k:
        print(1)
        exit(0)
    if r==l:
        c+=r
        r+=1
    c-=l
print(2)