// clang-format off #include #include #include #include #include #include #ifdef _MSC_VER #include #endif namespace atcoder { namespace internal { int ceil_pow2(int n) { int x = 0; while ((1U << x) < (unsigned int)(n)) x++; return x; } int bsf(unsigned int n) { #ifdef _MSC_VER unsigned long index; _BitScanForward(&index, n); return index; #else return __builtin_ctz(n); #endif } } // namespace internal } // namespace atcoder namespace atcoder { template struct segtree { public: segtree() : segtree(0) {} segtree(int n) : segtree(std::vector(n, e())) {} segtree(const std::vector& v) : _n(int(v.size())) { log = internal::ceil_pow2(_n); size = 1 << log; d = std::vector(2 * size, e()); for (int i = 0; i < _n; i++) d[size + i] = v[i]; for (int i = size - 1; i >= 1; i--) { update(i); } } void set(int p, S x) { assert(0 <= p && p < _n); p += size; d[p] = x; for (int i = 1; i <= log; i++) update(p >> i); } S get(int p) { assert(0 <= p && p < _n); return d[p + size]; } S prod(int l, int r) { assert(0 <= l && l <= r && r <= _n); S sml = e(), smr = e(); l += size; r += size; while (l < r) { if (l & 1) sml = op(sml, d[l++]); if (r & 1) smr = op(d[--r], smr); l >>= 1; r >>= 1; } return op(sml, smr); } S all_prod() { return d[1]; } template int max_right(int l) { return max_right(l, [](S x) { return f(x); }); } template int max_right(int l, F f) { assert(0 <= l && l <= _n); assert(f(e())); if (l == _n) return _n; l += size; S sm = e(); do { while (l % 2 == 0) l >>= 1; if (!f(op(sm, d[l]))) { while (l < size) { l = (2 * l); if (f(op(sm, d[l]))) { sm = op(sm, d[l]); l++; } } return l - size; } sm = op(sm, d[l]); l++; } while ((l & -l) != l); return _n; } template int min_left(int r) { return min_left(r, [](S x) { return f(x); }); } template int min_left(int r, F f) { assert(0 <= r && r <= _n); assert(f(e())); if (r == 0) return 0; r += size; S sm = e(); do { r--; while (r > 1 && (r % 2)) r >>= 1; if (!f(op(d[r], sm))) { while (r < size) { r = (2 * r + 1); if (f(op(d[r], sm))) { sm = op(d[r], sm); r--; } } return r + 1 - size; } sm = op(d[r], sm); } while ((r & -r) != r); return 0; } private: int _n, size, log; std::vector d; void update(int k) { d[k] = op(d[2 * k], d[2 * k + 1]); } }; } // namespace atcoder #define mp make_pair #define fst first #define snd second #define forn(i,n) for (int i = 0; i < int(n); i++) #define forn1(i,n) for (int i = 1; i <= int(n); i++) #define popcnt __builtin_popcountll #define ffs __builtin_ffsll #define ctz __builtin_ctzll #define clz __builtin_clz #define clzll __builtin_clzll #define all(a) (a).begin(), (a).end() using namespace std; using namespace __gnu_pbds; using uint = unsigned int; using ll = long long; using ull = unsigned long long; using pii = pair; using pli = pair; using pil = pair; using pll = pair; template using vec = vector; using vi = vec; using vl = vec; template using que = queue; template using deq = deque; template using ordered_set = tree, rb_tree_tag, tree_order_statistics_node_update>; template using ordered_map = tree, rb_tree_tag, tree_order_statistics_node_update>; template T id(T b) {return b;}; template void chmax(T &x, T y) {if (x < y) x = y;} template void chmin(T &x, T y) {if (x > y) x = y;} template bool contains(S &s, K k) { return s.find(k) != s.end(); } template bool getf(T flag, size_t i) { return (flag>>i) & 1; } template T setf(T flag, size_t i) { return flag | (T(1)< T unsetf(T flag, size_t i) { return flag & ~(T(1)<; int main() { fastio(); int n, q; cin >> n >> q; vi c(n); forn(i, n) cin >> c[i]; vec g(n); forn(i, n - 1) { int a, b; cin >> a >> b; a--, b--; g[a].push_back(b); g[b].push_back(a); } vi l(n), r(n); int m = 0; function dfs = [&](int u, int p) { l[u] = m++; for (auto v : g[u]) { if (v == p) continue; dfs(v, u); } r[u] = m; }; dfs(0, -1); assert(n == m); stree st(n); forn(i, n) { st.set(l[i], c[i]); } while (q--) { int t, x, y; cin >> t >> x >> y; x--; if (t == 1) { st.set(l[x], st.get(l[x]) ^ y); } else { cout << st.prod(l[x], r[x]) << "\n"; } } return 0; }