0pts求条

#include <bits/stdc++.h>
using namespace std;
#define int long long
const int N = 10;
bitset<N + 1> state;
signed main() {
	#ifndef ONLINE_JUDGE
		freopen("in.in", "r", stdin);
	#endif
	int n, m;
	cin >> n >> m;
	while (m --) {
		int opt, l, r;
		cin >> opt >> l >> r;
		bitset<N + 1> tmp;
		tmp.set();
		tmp >>= (N + 1) - (r - l + 1);
		tmp <<= 1;
		tmp >>= 1;
		tmp <<= l;
		if (opt == 0) 
			state ^= tmp;
		else {
			bitset<N + 1> ans = state & tmp;
			cout << ans.count() << endl;
		}
	}
	return 0;
}