結果
問題 | No.1030 だんしんぐぱーりない |
ユーザー | Thistle |
提出日時 | 2020-04-16 19:03:32 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 5,390 bytes |
コンパイル時間 | 2,346 ms |
コンパイル使用メモリ | 134,840 KB |
実行使用メモリ | 42,624 KB |
最終ジャッジ日時 | 2024-10-02 03:05:59 |
合計ジャッジ時間 | 16,908 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | WA | - |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | WA | - |
testcase_04 | AC | 11 ms
15,360 KB |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | WA | - |
testcase_32 | WA | - |
testcase_33 | WA | - |
testcase_34 | WA | - |
testcase_35 | WA | - |
testcase_36 | WA | - |
testcase_37 | WA | - |
testcase_38 | WA | - |
testcase_39 | WA | - |
testcase_40 | AC | 12 ms
15,360 KB |
testcase_41 | WA | - |
ソースコード
#pragma GCC target ("avx") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") //#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native") #define _USE_MATH_DEFINES #include<iostream> #include<string> #include<queue> #include<cmath> #include<map> #include<set> #include<list> #include<iomanip> #include<vector> #include<random> #include<functional> #include<algorithm> #include<stack> #include<cstdio> #include<cstring> #include<bitset> #include<unordered_map> #include<climits> #include<fstream> #include<complex> #include<time.h> #include<cassert> #include<functional> #include<numeric> #include<tuple> using namespace std; using ll = long long; using ld = long double; #define int long long #define all(a) (a).begin(),(a).end() #define fs first #define sc second #define xx first #define yy second.first #define zz second.second #define H pair<int, int> #define P pair<int, pair<int, int>> #define Q(i,j,k) mkp(i,mkp(j,k)) #define rep(i,n) for(int (i) = 0 ; (i) < (n) ; (i)++) #define rng(i,s,n) for(int (i) = (s) ; (i) < (n) ; (i)++) #define mkp make_pair #define vec vector #define pb emplace_back #define crdcomp(b) sort(all((b)));(b).erase(unique(all((b))),(b).end()) #define getidx(b,i) lower_bound(all(b),(i))-b.begin() #define ssp(i,n) (i==(int)(n)-1?"\n":" ") #define ctoi(c) (int)(c-'0') #define itoc(c) (char)(c+'0') #define pp(x,y) pb(H{x,y}) #define ppp(x,y,z) pb(Q(x,y,z)) #define cyes printf("Yes\n") #define cno printf("No\n") #define cdf(n) for(int qq123_=(n);qq123_;qq123_--) //#define endl "\n" constexpr int mod = 1e9 + 7; constexpr int Mod = 998244353; constexpr int MXN = 500000 + 100; constexpr ld EPS = 1e-10; constexpr ll inf = 3 * 1e18; constexpr int Inf = 15 * 1e8; const vec<int>dx{ -1,1,0,0 }, dy{ 0,0,-1,1 }; template<class T>bool chmax(T& a, const T& b) { if (a < b) { a = b; return 1; } return 0; } template<class T>bool chmin(T& a, const T& b) { if (b < a) { a = b; return 1; } return 0; } ll read() { ll u, k = scanf("%lld", &u); return u; } string reads() { string s; cin >> s; return s; } H readh(bool g = 0) { H u; int k = scanf("%lld %lld", &u.fs, &u.sc); if (g) u.fs--, u.sc--; return u; } void printh(H t) { printf("%lld %lld\n", t.fs, t.sc); } bool inarea(H t, int h, int w) { return 0 <= t.fs && t.fs < h && 0 <= t.sc && t.sc < w; } ll gcd(ll i, ll j) { return j ? gcd(j, i % j) : i; } ll lcm(ll i, ll j) { return i / gcd(i, j) * j; } ll mod_pow(ll x, ll n, ll p = mod) { ll res = 1; x %= p; while (n > 0) { if (n & 1) res = res * x % p; x = x * x % p; n >>= 1; } return res; }//x^n%p ll bitcount(ll x) { int sum = 0; for (int i = 0; i < 60; i++)if ((1ll << i) & x) sum++; return sum; } /*constexpr int fn_ = 1000005; ll fact_[fn_], comp_[fn_]; ll comb(ll x, ll y, ll Mod = mod) { if (!fact_[0]) { fact_[0] = 1; comp_[0] = 1; for (int i = 1; i < fn_; i++) fact_[i] = fact_[i - 1] * i % Mod; comp_[fn_ - 1] = mod_pow(fact_[fn_ - 1], Mod - 2, Mod); for (int i = fn_ - 2; i > 0; i--) comp_[i] = comp_[i + 1] * (i + 1) % Mod; } if (x < y) return 0; return fact_[x] * comp_[x - y] % Mod * comp_[y] % Mod; }*/ //-------------------------------------------------------------- class LCA { int n; int table[MXN][25]; vec<int>(*e)[MXN]; int dep[MXN]; public: void init(const int size, vector<int>(&f)[MXN]) { n = size; e = &f; for (int i = 0; i <= n; i++) for (int j = 0; j < 25; j++) table[i][j] = -1; } void build(const int st) { dfs(st, -1, 0); for (int j = 0; j < 24; j++)for (int i = 0; i <= n; i++) { if (table[i][j] > -1) table[i][j + 1] = table[table[i][j]][j]; } } int get(int x, int y) { if (dep[x] > dep[y]) swap(x, y); for (int i = 24; i >= 0; i--) { if (((dep[y] - dep[x]) >> i) & 1) y = table[y][i]; } if (x == y) return x; for (int i = 24; i >= 0; i--) { if (table[x][i] != table[y][i]) { x = table[x][i], y = table[y][i]; } } return table[x][0]; } int operator[](const int& x) const { return dep[x]; } private: void dfs(int v, int p, int d) { table[v][0] = p; dep[v] = d; for (auto& to : (*e)[v]) { if (to != p) dfs(to, v, d + 1); } } }; int n, k, q; LCA lca; vec<int>e[MXN]; int c[200000]; int a[200000]; void dfs(int x, int p, int d) { chmax(c[x], d); for (auto g : e[x]) { if (g != p) dfs(g, x, c[x]); } } int dat[500000]; int rr; void update(int x, int t) { x += rr - 1; dat[x] = t; while (x > 0) { x = (x - 1) / 2; dat[x] = dat[x * 2 + 1]; if (dat[x * 2 + 2] > 0) dat[x] = lca.get(dat[x], dat[x * 2 + 2]); } } int query(int i, int a, int b, int l, int r) { if (b <= l || r <= a) return 0; if (a <= l && r <= b) return dat[i]; int res = query(i * 2 + 1, a, b, l, (l + r) / 2); if (res == 0) res = query(i * 2 + 2, a, b, (l + r) / 2, r); else res = lca.get(res, query(i * 2 + 2, a, b, (l + r) / 2, r)); return res; } signed main() { cin >> n >> k >> q; rng(i, 1, n + 1) c[i] = read(); rep(i, k) a[i] = read(); rep(i, n - 1) { int u, v; cin >> u >> v; e[u].pb(v); e[v].pb(u); } dfs(1, 0, -1); lca.init(n, e); lca.build(1); rr = 1; while (rr < k) rr *= 2; rep(i, k) update(i, a[i]); rep(i, q) { if (read() == 1) { int u = read() - 1; a[u] = read(); update(u, a[u]); } else { int u, v; cin >> u >> v; u--; cout << c[query(0, u, v, 0, rr)] << endl; } } }