結果
| 問題 | No.1038 TreeAddQuery |
| ユーザー |
👑  rin204
|
| 提出日時 | 2023-03-01 06:03:05 |
| 言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
| 結果 |
AC
|
| 実行時間 | 1,111 ms / 4,000 ms |
| コード長 | 14,607 bytes |
| コンパイル時間 | 2,791 ms |
| コンパイル使用メモリ | 242,156 KB |
| 実行使用メモリ | 75,488 KB |
| 最終ジャッジ日時 | 2023-10-14 10:51:50 |
| 合計ジャッジ時間 | 20,972 ms |
|
ジャッジサーバーID （参考情報） |
judge12 / judge15 |
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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 | AC | 1 ms
4,348 KB |
| testcase_01 | AC | 2 ms
4,348 KB |
| testcase_02 | AC | 2 ms
4,348 KB |
| testcase_03 | AC | 9 ms
4,352 KB |
| testcase_04 | AC | 9 ms
4,352 KB |
| testcase_05 | AC | 8 ms
4,352 KB |
| testcase_06 | AC | 7 ms
4,352 KB |
| testcase_07 | AC | 10 ms
4,376 KB |
| testcase_08 | AC | 668 ms
67,860 KB |
| testcase_09 | AC | 757 ms
71,276 KB |
| testcase_10 | AC | 803 ms
71,944 KB |
| testcase_11 | AC | 817 ms
71,920 KB |
| testcase_12 | AC | 806 ms
72,080 KB |
| testcase_13 | AC | 1,111 ms
74,948 KB |
| testcase_14 | AC | 1,001 ms
74,860 KB |
| testcase_15 | AC | 941 ms
74,968 KB |
| testcase_16 | AC | 910 ms
75,488 KB |
| testcase_17 | AC | 920 ms
74,980 KB |
| testcase_18 | AC | 185 ms
23,976 KB |
| testcase_19 | AC | 237 ms
27,324 KB |
| testcase_20 | AC | 221 ms
27,276 KB |
| testcase_21 | AC | 269 ms
30,448 KB |
| testcase_22 | AC | 370 ms
38,084 KB |
| testcase_23 | AC | 417 ms
41,108 KB |
| testcase_24 | AC | 624 ms
59,424 KB |
| testcase_25 | AC | 1,075 ms
74,836 KB |
| testcase_26 | AC | 688 ms
73,264 KB |
コンパイルメッセージ
ラムダ関数内,
inlined from ‘void solve()’ at A.cpp:294:12:
A.cpp:271:51: 警告: ‘bg’ may be used uninitialized [-Wmaybe-uninitialized]
A.cpp: 関数 ‘void solve()’ 内:
A.cpp:264:13: 備考: ‘bg’ はここで定義されています
ラムダ関数内,
inlined from ‘void solve()’ at A.cpp:293:18:
A.cpp:284:62: 警告: ‘bg’ may be used uninitialized [-Wmaybe-uninitialized]
A.cpp: 関数 ‘void solve()’ 内:
A.cpp:280:13: 備考: ‘bg’ はここで定義されています
ソースコード
#line 1 "A.cpp"
#define PROBLEM "https://judge.yosupo.jp/problem/vertex_add_range_contour_sum_on_tree"
// #pragma GCC target("avx2")
// #pragma GCC optimize("O3")
// #pragma GCC optimize("unroll-loops")
#include<bits/stdc++.h>
using namespace std;
using ll = long long;
using ull = unsigned long long;
template <class T>
using pq = priority_queue<T>;
template <class T>
using qp = priority_queue<T, vector<T>, greater<T>>;
#define vec(T, A, ...) vector<T> A(__VA_ARGS__);
#define vvec(T, A, h, ...) vector<vector<T>> A(h, vector<T>(__VA_ARGS__));
#define vvvec(T, A, h1, h2, ...) vector<vector<vector<T>>> A(h1, vector<vector<T>>(h2, vector<T>(__VA_ARGS__)));
#ifndef RIN__LOCAL
#define endl "\n"
#endif
#define spa ' '
#define len(A) A.size()
#define all(A) begin(A), end(A)
#define fori1(a) for(ll _ = 0; _ < (a); _++)
#define fori2(i, a) for(ll i = 0; i < (a); i++)
#define fori3(i, a, b) for(ll i = (a); i < (b); i++)
#define fori4(i, a, b, c) for(ll i = (a); ((c) > 0 || i > (b)) && ((c) < 0 || i < (b)); i += (c))
#define overload4(a, b, c, d, e, ...) e
#define fori(...) overload4(__VA_ARGS__, fori4, fori3, fori2, fori1)(__VA_ARGS__)
template <typename T>
vector<tuple<ll, T>> ENUMERATE(vector<T> &A, ll s = 0){
vector<tuple<ll, T>> ret(A.size());
for(int i = 0; i < A.size(); i++) ret[i] = {i + s, A[i]};
return ret;
}
vector<tuple<ll, char>> ENUMERATE(string &A, ll s = 0){
vector<tuple<ll, char>> ret(A.size());
for(int i = 0; i < A.size(); i++) ret[i] = {i + s, A[i]};
return ret;
}
#define enum1(A) fori(A.size())
#define enum2(a, A) for(auto a:A)
#define enum3(i, a, A) for(auto&& [i, a]: ENUMERATE(A))
#define enum4(i, a, A, s) for(auto&& [i, a]: ENUMERATE(A, s))
#define enum(...) overload4(__VA_ARGS__, enum4, enum3, enum2, enum1)(__VA_ARGS__)
template <typename T, typename S>
vector<tuple<T, S>> ZIP(vector<T> &A, vector<S> &B){
int n = min(A.size(), B.size());
vector<tuple<T, S>> ret(n);
for(int i = 0; i < n; i++) ret[i] = {A[i], B[i]};
return ret;
}
template <typename T, typename S>
vector<tuple<ll, T, S>> ENUMZIP(vector<T> &A, vector<S> &B, ll s = 0){
int n = min(A.size(), B.size());
vector<tuple<ll, T, S>> ret(n);
for(int i = 0; i < n; i++) ret[i] = {i + s, A[i], B[i]};
return ret;
}
#define zip4(a, b, A, B) for(auto&& [a, b]: ZIP(A, B))
#define enumzip5(i, a, b, A, B) for(auto&& [i, a, b]: ENUMZIP(A, B))
#define enumzip6(i, a, b, A, B, s) for(auto&& [i, a, b]: ENUMZIP(A, B, s))
#define overload6(a, b, c, d, e, f, g, ...) g
#define zip(...) overload6(__VA_ARGS__, enumzip6, enumzip5, zip4, _, _, _)(__VA_ARGS__)
vector<char> stoc(string &S){
int n = S.size();
vector<char> ret(n);
for(int i = 0; i < n; i++) ret[i] = S[i];
return ret;
}
#define INT(...) int __VA_ARGS__; inp(__VA_ARGS__);
#define LL(...) ll __VA_ARGS__; inp(__VA_ARGS__);
#define STRING(...) string __VA_ARGS__; inp(__VA_ARGS__);
#define CHAR(...) char __VA_ARGS__; inp(__VA_ARGS__);
#define VEC(T, A, n) vector<T> A(n); inp(A);
#define VVEC(T, A, n, m) vector<vector<T>> A(n, vector<T>(m)); inp(A);
const ll MOD1 = 1000000007;
const ll MOD9 = 998244353;
template<class T> auto min(const T& a){
return *min_element(all(a));
}
template<class T> auto max(const T& a){
return *max_element(all(a));
}
template <class T, class S>
inline bool chmax(T &a, const S &b) {
return (a < b ? a = b, 1 : 0);
}
template <class T, class S>
inline bool chmin(T &a, const S &b) {
return (a > b ? a = b, 1 : 0);
}
void FLUSH(){cout << flush;}
void print(){cout << endl;}
template <class Head, class... Tail>
void print(Head &&head, Tail &&... tail) {
cout << head;
if (sizeof...(Tail)) cout << spa;
print(forward<Tail>(tail)...);
}
template<typename T>
void print(vector<T> &A){
int n = A.size();
for(int i = 0; i < n; i++){
cout << A[i];
if(i != n - 1) cout << ' ';
}
cout << endl;
}
template<typename T>
void print(vector<vector<T>> &A){
for(auto &row: A) print(row);
}
template<typename T, typename S>
void print(pair<T, S> &A){
cout << A.first << spa << A.second << endl;
}
template<typename T, typename S>
void print(vector<pair<T, S>> &A){
for(auto &row: A) print(row);
}
template<typename T, typename S>
void prisep(vector<T> &A, S sep){
int n = A.size();
for(int i = 0; i < n; i++){
cout << A[i];
if(i == n - 1) cout << endl;
else cout << sep;
}
}
template<typename T, typename S>
void priend(T A, S end){
cout << A << end;
}
template<typename T>
void priend(T A){
priend(A, spa);
}
template<class... T>
void inp(T&... a){
(cin >> ... >> a);
}
template<typename T>
void inp(vector<T> &A){
for(auto &a:A) cin >> a;
}
template<typename T>
void inp(vector<vector<T>> &A){
for(auto &row:A) inp(row);
}
template<typename T, typename S>
void inp(pair<T, S> &A){
inp(A.first, A.second);
}
template<typename T, typename S>
void inp(vector<pair<T, S>> &A){
for(auto &row: A) inp(row.first, row.second);
}
template<typename T>
T sum(vector<T> &A){
T tot = 0;
for(auto a:A) tot += a;
return tot;
}
template<typename T>
pair<vector<T>, map<T, int>> compression(vector<T> X){
sort(all(X));
X.erase(unique(all(X)), X.end());
map<T, int> mp;
for(int i = 0; i < X.size(); i++) mp[X[i]] = i;
return {X, mp};
}
struct UnionFind{
int n;
vector<int> par;
vector<int> A;
int group;
UnionFind(int n, vector<int> B) : n(n), A(B){
par.assign(n, -1);
group = n;
A.resize(n);
}
int find(int x){
if(par[x] < 0) return x;
par[x] = find(par[x]);
return par[x];
}
bool unite(int x, int y){
x = find(x);
y = find(y);
if(x == y) return false;
if(par[x] > par[y]) swap(x, y);
group--;
par[x] += par[y];
par[y] = x;
A[x] += A[y];
return true;
}
bool same(int x, int y){
return find(x) == find(y);
}
int size(int x){
return -par[find(x)];
}
vector<int> roots(){
vector<int> ret;
for(int i = 0; i < n; i++){
if(i == find(i)) ret.push_back(i);
}
return ret;
}
};
#line 2 "Library/C++/tree/CentroidDecomposition.hpp"
struct CentroidDecomposition{
public:
int n;
vector<int> par; // 重心分解した木の直接の親
vector<int> depth; // 重心分解した木の深さ
vector<int> size; // 頂点iを重心とする木のサイズ
vector<int> childcnt; // 頂点iの子の個数
vector<vector<int>> pars; // pars[i][j] := 頂点iの先祖のうち，深さがjである頂点
vector<vector<int>> edges;
vector<vector<int>> centroids; // centroids[i] := 深さiの重心の一覧
vector<vector<int>> treeind; // treeind[i][j] := 頂点jが深さiの重心の何番目の部分木か
vector<vector<int>> cent_depth; // cent_depth[i][j] := 頂点jと深さiの重心からの距離
CentroidDecomposition() = default;
CentroidDecomposition(int n) : n(n){
edges.resize(n);
pars.resize(n);
childcnt.resize(n);
par.assign(n, -1);
depth.assign(n, -1);
size.assign(n, -1);
}
void add_edge(int u, int v){
edges[u].push_back(v);
edges[v].push_back(u);
}
void read_edges(int indexed=1, int m=-1){
if(m == -1) m = n - 1;
while(m--){
int u, v;
cin >> u >> v;
add_edge(u - indexed, v - indexed);
}
}
void build(){
dfs(0, -1);
}
pair<vector<vector<vector<int>>>, vector<vector<int>>> dist_freq(){
vector<vector<vector<int>>> dist(n);
vector<vector<int>> disttot(n);
for(int i = 0; i < n; i++){
stack<pair<int, pair<int, int>>> st;
disttot[i] = {1};
dist[i].assign(childcnt[i], {0});
st.push({0, {i, -1}});
while(!st.empty()){
int d = st.top().first + 1;
int pos = st.top().second.first;
int bpos = st.top().second.second;
st.pop();
for(auto npos:edges[pos]){
if(npos == bpos || depth[npos] < depth[i]) continue;
st.push({d, {npos, pos}});
if(disttot[i].size() == d) disttot[i].push_back(1);
else disttot[i][d]++;
int j = treeind[depth[i]][npos];
if(dist[i][j].size() == d) dist[i][j].push_back(1);
else dist[i][j][d]++;
}
}
}
return {dist, disttot};
}
pair<vector<vector<vector<long long>>>, vector<vector<long long>>> dist_freq_ll(){
vector<vector<vector<long long>>> dist(n);
vector<vector<long long>> disttot(n);
for(int i = 0; i < n; i++){
stack<pair<int, pair<int, int>>> st;
disttot[i] = {1};
dist[i].assign(childcnt[i], {0});
st.push({0, {i, -1}});
while(!st.empty()){
int d = st.top().first + 1;
int pos = st.top().second.first;
int bpos = st.top().second.second;
st.pop();
for(auto npos:edges[pos]){
if(npos == bpos || depth[npos] < depth[i]) continue;
st.push({d, {npos, pos}});
if(disttot[i].size() == d) disttot[i].push_back(1);
else disttot[i][d]++;
int j = treeind[depth[i]][npos];
if(dist[i][j].size() == d) dist[i][j].push_back(1);
else dist[i][j][d]++;
}
}
}
return {dist, disttot};
}
vector<tuple<int, int, int>> cent_ind_dist(int u){
vector<tuple<int, int, int>> ret; // uの親 + u の各重心の {頂点番号，何番目の部分木か，距離}
ret.push_back({u, -1, 0});
for(int d = pars[u].size() - 1; d >= 0; d--){
ret.push_back({pars[u][d], treeind[d][u], cent_depth[d][u]});
}
return ret;
};
private:
void dfs(int pos, int bpos, int d=0, int c=-1){
stack<int> st;
st.push(pos);
stack<int> route;
int sz = 0;
if(treeind.size() <= d) treeind.push_back(vector<int>(n, -1));
if(cent_depth.size() <= d) cent_depth.push_back(vector<int>(n, -1));
if(d != 0) cent_depth[d - 1][pos] = 1;
while(!st.empty()){
int pos = st.top();
st.pop();
if(bpos != -1) pars[pos].push_back(bpos);
depth[pos] = -2;
route.push(pos);
sz++;
if(d >= 1) treeind[d - 1][pos] = c;
for(auto npos:edges[pos]){
if(depth[npos] == -1){
st.push(npos);
if(d != 0) cent_depth[d - 1][npos] = cent_depth[d - 1][pos] + 1;
}
}
}
int g = -1;
while(!route.empty()){
int pos = route.top();
route.pop();
size[pos] = 1;
depth[pos] = -1;
bool isg = true;
for(auto npos:edges[pos]){
if(depth[npos] == -1){
size[pos] += size[npos];
if(size[npos] * 2 > sz) isg = false;
}
}
if(isg && 2 * size[pos] >= sz){
g = pos;
}
}
if(centroids.size() == d) centroids.push_back({g});
else centroids[d].push_back(g);
size[g] = sz;
par[g] = bpos;
depth[g] = d;
cent_depth[d][g] = 0;
if(sz != 1){
int c = 0;
for(auto npos:edges[g]){
if(depth[npos] == -1) dfs(npos, g, d + 1, c++);
}
childcnt[g] = c;
}
}
};
#line 2 "Library/C++/data_structure/BIT.hpp"
template<typename T>
struct BIT{
int n;
vector<T> tree;
BIT(int n): n(n){
tree.assign(n + 1, T(0));
}
BIT(){}
T _sum(int i){
i++;
T res = T(0);
while(i > 0){
res += tree[i];
i -= i & -i;
}
return res;
}
T sum(int l, int r){
return _sum(r - 1) - _sum(l - 1);
}
T sum(int r){
return _sum(r - 1);
}
T get(int i){
return _sum(i) - _sum(i - 1);
}
void add(int i, T x){
i++;
while(i <= n){
tree[i] += x;
i += i & -i;
}
}
int lower_bound(T x){
int pos = 0;
int plus = 1;
while(plus * 2 <= n) plus *= 2;
while(plus > 0){
if((pos + plus <= n) && (tree[pos + plus] < x)){
x -= tree[pos + plus];
pos += plus;
}
plus >>= 1;
}
return pos;
}
};
#line 239 "A.cpp"
void solve(){
INT(n, Q);
CentroidDecomposition G(n);
G.read_edges();
G.build();
int logn = G.centroids.size();
vector<BIT<ll>> bit(logn, BIT<ll>(n));
vector<BIT<ll>> subbit(logn, BIT<ll>(2 * n));
vec(int, L, n);
vec(int, subL, n);
fori(d, logn){
int c = 0;
int c2 = 0;
for(auto g:G.centroids[d]){
L[g] = c;
if(d != 0){
subL[g] = c2;
}
c += G.size[g];
c2 += G.size[g] + 1;
}
}
auto add=[&](int x, int y, ll z){
int bg;
for(auto [g, j, d]:G.cent_ind_dist(x)){
int dd = y - d;
if(dd >= 0){
bit[G.depth[g]].add(L[g], z);
bit[G.depth[g]].add(L[g] + min(dd + 1, G.size[g]), -z);
if(j != -1){
subbit[G.depth[g]].add(subL[bg] + 1, z);
subbit[G.depth[g]].add(subL[bg] + min(dd + 1, G.size[bg] + 1), -z);
}
}
bg = g;
}
};
auto get=[&](int x){
int bg;
ll ret = 0;
for(auto [g, j, d]:G.cent_ind_dist(x)){
ret += bit[G.depth[g]].sum(L[g] + d + 1);
if(j != -1) ret -= subbit[G.depth[g]].sum(subL[bg] + d + 1);
bg = g;
}
return ret;
};
fori(Q){
INT(x, y); x--;
LL(z);
print(get(x));
add(x, y, z);
}
}
int main(){
cin.tie(0)->sync_with_stdio(0);
// cout << fixed << setprecision(12);
int t;
t = 1;
// cin >> t;
while(t--) solve();
return 0;
}