#include using namespace std; #include using namespace atcoder; using ll = long long; using ld = long double; using P = pair; using Graph = vector>; using vi = vector; using vl = vector; using vll = vector; using vvi = vector; using vvl = vector; using vvll = vector; using vs = vector; using vc = vector; using vvc = vector; using pll = pair; using vpll = vector; using mint = modint998244353; const long double EPS = 1e-18; const long long INF = 1e18; const long double PI = acos(-1.0L); #define reps(i, a, n) for (ll i = (a); i < (ll)(n); i++) #define rep(i, n) for (ll i = (0); i < (ll)(n); i++) #define rrep(i, n) for (ll i = (1); i < (ll)(n + 1); i++) #define repd(i, n) for (ll i = n - 1; i >= 0; i--) #define rrepd(i, n) for (ll i = n; i >= 1; i--) #define ALL(n) begin(n), end(n) #define IN(a, x, b) (a <= x && x < b) #define INIT \ std::ios::sync_with_stdio(false); \ std::cin.tie(0); template inline T CHMAX(T& a, const T b) { return a = (a < b) ? b : a; } template inline T CHMIN(T& a, const T b) { return a = (a > b) ? b : a; } int main() { ll N, Q; cin >> N >> Q; mint ans = 0; mint def = mint(2).pow(N); ans = def; vll num(4e5 + 100, 0); vvll queee(2e5 + 100); rrep(i, Q) { ll q; cin >> q; queee[i].push_back(q); if (q != 3) { ll x, y; cin >> x >> y; queee[i].push_back(x); queee[i].push_back(y); } } ll right = 1; ll left = 1; while (left <= Q) { while (queee[right][0] != 3 && right < Q) { right++; } vll za; reps(i, left, right + 1) { if (queee[i][0] != 3) { za.push_back(queee[i][1]); za.push_back(queee[i][1] + N); za.push_back(queee[i][2]); za.push_back(queee[i][2] + N); } } sort(ALL(za)); za.erase(unique(ALL(za)), za.end()); dsu uf(za.size() + 10); reps(i, left, right + 1) { if (queee[i][0] == 1) { ll u = lower_bound(ALL(za), queee[i][1]) - za.begin(); ll v = lower_bound(ALL(za), queee[i][2]) - za.begin(); ll nu = lower_bound(ALL(za), queee[i][1] + N) - za.begin(); ll nv = lower_bound(ALL(za), queee[i][2] + N) - za.begin(); if (!uf.same(u, v)) { ans /= 2; } uf.merge(u, v); uf.merge(nu, nv); if (uf.same(u, nu) && uf.same(v, nv)) { ans = 0; } } else if (queee[i][0] == 2) { ll u = lower_bound(ALL(za), queee[i][1]) - za.begin(); ll v = lower_bound(ALL(za), queee[i][2]) - za.begin(); ll nu = lower_bound(ALL(za), queee[i][1] + N) - za.begin(); ll nv = lower_bound(ALL(za), queee[i][2] + N) - za.begin(); if (!uf.same(u, nv)) { ans /= 2; } uf.merge(u, nv); uf.merge(nu, v); if (uf.same(u, nu) && uf.same(v, nv)) { ans = 0; } } else { ans = def; } cout << ans.val() << endl; } right++; left = right; } }