#include<bits/stdc++.h>
using namespace std;

#define INF 1234567890
#define ll long long

ll N, K;

int main()
{
	ios::sync_with_stdio(0); cin.tie(0);
	cin.exceptions(ios::badbit | ios::failbit);
	cin >> N >> K;
	K = N*(N+1)/2 - K; // remove sum = K, minimize remove count
	assert(K > 0);

	set<ll> s;
	for(ll i=1; i<=N; i++)
	{
		s.insert((i-1)*i/2);
		if (s.find(i*(i+1)/2 - K) != s.end())
		{
			cout << "1\n";
			return 0;
		}
	}
	cout << "2\n";
	return 0;
}