This documentation is automatically generated by online-judge-tools/verification-helper
// competitive-verifier: PROBLEM http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=3022
#include "../../template/template.hpp"
#include "../../graph/others/block-cut-tree.hpp"
int main() {
int N, M;
cin >> N >> M;
vector< int > A(N);
cin >> A;
BlockCutTree<> bct(N);
bct.read(M);
bct.build();
vector< int64 > weight(bct.tree.size());
int64 all = 0;
for(int i = 0; i < N; i++) {
weight[bct[i]] += A[i];
all += A[i];
}
vector< int64 > ans(N, all);
for(int i = 0; i < N; i++) {
ans[i] -= A[i];
}
MFP([&](auto rec, int idx, int par) -> int64 {
int64 mx = 0, sum = 0;
for(auto &to : bct.tree.g[idx]) {
if(to == par) continue;
auto res = rec(to, idx);
sum += res;
chmax(mx, res);
}
if(idx >= (int)bct.bc.size()) {
ans[bct.group[idx][0]] = max(all - sum - weight[idx], mx);
}
return sum + weight[idx];
})(0, -1);
for(auto &p : ans) cout << p << "\n";
}
#line 1 "test/verify/aoj-3022.test.cpp"
// competitive-verifier: PROBLEM http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=3022
#line 1 "template/template.hpp"
#include <bits/stdc++.h>
using namespace std;
using int64 = long long;
const int64 infll = (1LL << 62) - 1;
const int inf = (1 << 30) - 1;
struct IoSetup {
IoSetup() {
cin.tie(nullptr);
ios::sync_with_stdio(false);
cout << fixed << setprecision(10);
cerr << fixed << setprecision(10);
}
} iosetup;
template <typename T1, typename T2>
ostream &operator<<(ostream &os, const pair<T1, T2> &p) {
os << p.first << " " << p.second;
return os;
}
template <typename T1, typename T2>
istream &operator>>(istream &is, pair<T1, T2> &p) {
is >> p.first >> p.second;
return is;
}
template <typename T>
ostream &operator<<(ostream &os, const vector<T> &v) {
for (int i = 0; i < (int)v.size(); i++) {
os << v[i] << (i + 1 != v.size() ? " " : "");
}
return os;
}
template <typename T>
istream &operator>>(istream &is, vector<T> &v) {
for (T &in : v) is >> in;
return is;
}
template <typename T1, typename T2>
inline bool chmax(T1 &a, T2 b) {
return a < b && (a = b, true);
}
template <typename T1, typename T2>
inline bool chmin(T1 &a, T2 b) {
return a > b && (a = b, true);
}
template <typename T = int64>
vector<T> make_v(size_t a) {
return vector<T>(a);
}
template <typename T, typename... Ts>
auto make_v(size_t a, Ts... ts) {
return vector<decltype(make_v<T>(ts...))>(a, make_v<T>(ts...));
}
template <typename T, typename V>
typename enable_if<is_class<T>::value == 0>::type fill_v(T &t, const V &v) {
t = v;
}
template <typename T, typename V>
typename enable_if<is_class<T>::value != 0>::type fill_v(T &t, const V &v) {
for (auto &e : t) fill_v(e, v);
}
template <typename F>
struct FixPoint : F {
explicit FixPoint(F &&f) : F(forward<F>(f)) {}
template <typename... Args>
decltype(auto) operator()(Args &&...args) const {
return F::operator()(*this, forward<Args>(args)...);
}
};
template <typename F>
inline decltype(auto) MFP(F &&f) {
return FixPoint<F>{forward<F>(f)};
}
#line 4 "test/verify/aoj-3022.test.cpp"
#line 2 "graph/others/block-cut-tree.hpp"
#line 2 "graph/graph-template.hpp"
/**
* @brief Graph Template(グラフテンプレート)
*/
template <typename T = int>
struct Edge {
int from, to;
T cost;
int idx;
Edge() = default;
Edge(int from, int to, T cost = 1, int idx = -1)
: from(from), to(to), cost(cost), idx(idx) {}
operator int() const { return to; }
};
template <typename T = int>
struct Graph {
vector<vector<Edge<T> > > g;
int es;
Graph() = default;
explicit Graph(int n) : g(n), es(0) {}
size_t size() const { return g.size(); }
void add_directed_edge(int from, int to, T cost = 1) {
g[from].emplace_back(from, to, cost, es++);
}
void add_edge(int from, int to, T cost = 1) {
g[from].emplace_back(from, to, cost, es);
g[to].emplace_back(to, from, cost, es++);
}
void read(int M, int padding = -1, bool weighted = false,
bool directed = false) {
for (int i = 0; i < M; i++) {
int a, b;
cin >> a >> b;
a += padding;
b += padding;
T c = T(1);
if (weighted) cin >> c;
if (directed)
add_directed_edge(a, b, c);
else
add_edge(a, b, c);
}
}
inline vector<Edge<T> > &operator[](const int &k) { return g[k]; }
inline const vector<Edge<T> > &operator[](const int &k) const { return g[k]; }
};
template <typename T = int>
using Edges = vector<Edge<T> >;
#line 2 "graph/others/low-link.hpp"
#line 4 "graph/others/low-link.hpp"
/**
* @brief Low Link(橋/関節点)
* @see http://kagamiz.hatenablog.com/entry/2013/10/05/005213
*
*/
template <typename T = int>
struct LowLink : Graph<T> {
public:
using Graph<T>::Graph;
vector<int> ord, low, articulation;
vector<Edge<T> > bridge;
using Graph<T>::g;
virtual void build() {
used.assign(g.size(), 0);
ord.assign(g.size(), 0);
low.assign(g.size(), 0);
int k = 0;
for (int i = 0; i < (int)g.size(); i++) {
if (!used[i]) k = dfs(i, k, -1);
}
}
explicit LowLink(const Graph<T> &g) : Graph<T>(g) {}
private:
vector<int> used;
int dfs(int idx, int k, int par) {
used[idx] = true;
ord[idx] = k++;
low[idx] = ord[idx];
bool is_articulation = false, beet = false;
int cnt = 0;
for (auto &to : g[idx]) {
if (to == par && !exchange(beet, true)) {
continue;
}
if (!used[to]) {
++cnt;
k = dfs(to, k, idx);
low[idx] = min(low[idx], low[to]);
is_articulation |= par >= 0 && low[to] >= ord[idx];
if (ord[idx] < low[to]) bridge.emplace_back(to);
} else {
low[idx] = min(low[idx], ord[to]);
}
}
is_articulation |= par == -1 && cnt > 1;
if (is_articulation) articulation.push_back(idx);
return k;
}
};
#line 3 "graph/connected-components/bi-connected-components.hpp"
template <typename T = int>
struct BiConnectedComponents : LowLink<T> {
public:
using LowLink<T>::LowLink;
using LowLink<T>::g;
using LowLink<T>::ord;
using LowLink<T>::low;
vector<vector<Edge<T> > > bc;
void build() override {
LowLink<T>::build();
used.assign(g.size(), 0);
for (int i = 0; i < (int)used.size(); i++) {
if (!used[i]) dfs(i, -1);
}
}
explicit BiConnectedComponents(const Graph<T> &g) : Graph<T>(g) {}
private:
vector<int> used;
vector<Edge<T> > tmp;
void dfs(int idx, int par) {
used[idx] = true;
bool beet = false;
for (auto &to : g[idx]) {
if (to == par && !exchange(beet, true)) continue;
if (!used[to] || ord[to] < ord[idx]) {
tmp.emplace_back(to);
}
if (!used[to]) {
dfs(to, idx);
if (low[to] >= ord[idx]) {
bc.emplace_back();
for (;;) {
auto e = tmp.back();
bc.back().emplace_back(e);
tmp.pop_back();
if (e.idx == to.idx) break;
}
}
}
}
}
};
#line 5 "graph/others/block-cut-tree.hpp"
/**
* @brief Block Cut Tree
* @see https://ei1333.hateblo.jp/entry/2020/03/25/010057
*/
template <typename T = int>
struct BlockCutTree : BiConnectedComponents<T> {
public:
using BiConnectedComponents<T>::BiConnectedComponents;
using BiConnectedComponents<T>::g;
using BiConnectedComponents<T>::articulation;
using BiConnectedComponents<T>::bc;
vector<int> rev;
vector<vector<int> > group;
Graph<T> tree;
explicit BlockCutTree(const Graph<T> &g) : Graph<T>(g) {}
int operator[](const int &k) const { return rev[k]; }
void build() override {
BiConnectedComponents<T>::build();
rev.assign(g.size(), -1);
int ptr = (int)bc.size();
for (auto &idx : articulation) {
rev[idx] = ptr++;
}
vector<int> last(ptr, -1);
tree = Graph<T>(ptr);
for (int i = 0; i < (int)bc.size(); i++) {
for (auto &e : bc[i]) {
for (auto &ver : {e.from, e.to}) {
if (rev[ver] >= (int)bc.size()) {
if (exchange(last[rev[ver]], i) != i) {
tree.add_edge(rev[ver], i, e.cost);
}
} else {
rev[ver] = i;
}
}
}
}
group.resize(ptr);
for (int i = 0; i < (int)g.size(); i++) {
group[rev[i]].emplace_back(i);
}
}
};
#line 6 "test/verify/aoj-3022.test.cpp"
int main() {
int N, M;
cin >> N >> M;
vector< int > A(N);
cin >> A;
BlockCutTree<> bct(N);
bct.read(M);
bct.build();
vector< int64 > weight(bct.tree.size());
int64 all = 0;
for(int i = 0; i < N; i++) {
weight[bct[i]] += A[i];
all += A[i];
}
vector< int64 > ans(N, all);
for(int i = 0; i < N; i++) {
ans[i] -= A[i];
}
MFP([&](auto rec, int idx, int par) -> int64 {
int64 mx = 0, sum = 0;
for(auto &to : bct.tree.g[idx]) {
if(to == par) continue;
auto res = rec(to, idx);
sum += res;
chmax(mx, res);
}
if(idx >= (int)bct.bc.size()) {
ans[bct.group[idx][0]] = max(all - sum - weight[idx], mx);
}
return sum + weight[idx];
})(0, -1);
for(auto &p : ans) cout << p << "\n";
}
Env | Name | Status | Elapsed | Memory |
---|---|---|---|---|
g++ | testcase_00 | AC | 8 ms | 4 MB |
g++ | testcase_01 | AC | 8 ms | 4 MB |
g++ | testcase_02 | AC | 8 ms | 4 MB |
g++ | testcase_03 | AC | 8 ms | 4 MB |
g++ | testcase_04 | AC | 7 ms | 4 MB |
g++ | testcase_05 | AC | 7 ms | 4 MB |
g++ | testcase_06 | AC | 8 ms | 4 MB |
g++ | testcase_07 | AC | 8 ms | 4 MB |
g++ | testcase_08 | AC | 7 ms | 4 MB |
g++ | testcase_09 | AC | 8 ms | 4 MB |
g++ | testcase_10 | AC | 8 ms | 4 MB |
g++ | testcase_11 | AC | 57 ms | 21 MB |
g++ | testcase_12 | AC | 74 ms | 29 MB |
g++ | testcase_13 | AC | 38 ms | 14 MB |
g++ | testcase_14 | AC | 43 ms | 17 MB |
g++ | testcase_15 | AC | 48 ms | 17 MB |
g++ | testcase_16 | AC | 46 ms | 17 MB |
g++ | testcase_17 | AC | 25 ms | 12 MB |
g++ | testcase_18 | AC | 68 ms | 25 MB |
g++ | testcase_19 | AC | 35 ms | 14 MB |
g++ | testcase_20 | AC | 65 ms | 25 MB |
g++ | testcase_21 | AC | 93 ms | 41 MB |
g++ | testcase_22 | AC | 91 ms | 41 MB |
g++ | testcase_23 | AC | 94 ms | 41 MB |
g++ | testcase_24 | AC | 92 ms | 41 MB |
g++ | testcase_25 | AC | 93 ms | 41 MB |
g++ | testcase_26 | AC | 92 ms | 41 MB |
g++ | testcase_27 | AC | 94 ms | 41 MB |
g++ | testcase_28 | AC | 94 ms | 41 MB |
g++ | testcase_29 | AC | 94 ms | 41 MB |
g++ | testcase_30 | AC | 101 ms | 41 MB |
g++ | testcase_31 | AC | 55 ms | 19 MB |
g++ | testcase_32 | AC | 9 ms | 4 MB |
g++ | testcase_33 | AC | 72 ms | 34 MB |
g++ | testcase_34 | AC | 73 ms | 34 MB |
g++ | testcase_35 | AC | 74 ms | 34 MB |
clang++ | testcase_00 | AC | 8 ms | 4 MB |
clang++ | testcase_01 | AC | 8 ms | 4 MB |
clang++ | testcase_02 | AC | 8 ms | 4 MB |
clang++ | testcase_03 | AC | 7 ms | 4 MB |
clang++ | testcase_04 | AC | 8 ms | 4 MB |
clang++ | testcase_05 | AC | 8 ms | 4 MB |
clang++ | testcase_06 | AC | 8 ms | 4 MB |
clang++ | testcase_07 | AC | 8 ms | 4 MB |
clang++ | testcase_08 | AC | 8 ms | 4 MB |
clang++ | testcase_09 | AC | 8 ms | 4 MB |
clang++ | testcase_10 | AC | 8 ms | 4 MB |
clang++ | testcase_11 | AC | 59 ms | 20 MB |
clang++ | testcase_12 | AC | 75 ms | 29 MB |
clang++ | testcase_13 | AC | 40 ms | 14 MB |
clang++ | testcase_14 | AC | 45 ms | 17 MB |
clang++ | testcase_15 | AC | 48 ms | 17 MB |
clang++ | testcase_16 | AC | 46 ms | 17 MB |
clang++ | testcase_17 | AC | 25 ms | 12 MB |
clang++ | testcase_18 | AC | 68 ms | 25 MB |
clang++ | testcase_19 | AC | 34 ms | 15 MB |
clang++ | testcase_20 | AC | 67 ms | 25 MB |
clang++ | testcase_21 | AC | 98 ms | 41 MB |
clang++ | testcase_22 | AC | 97 ms | 41 MB |
clang++ | testcase_23 | AC | 98 ms | 41 MB |
clang++ | testcase_24 | AC | 96 ms | 41 MB |
clang++ | testcase_25 | AC | 97 ms | 41 MB |
clang++ | testcase_26 | AC | 98 ms | 41 MB |
clang++ | testcase_27 | AC | 96 ms | 41 MB |
clang++ | testcase_28 | AC | 96 ms | 41 MB |
clang++ | testcase_29 | AC | 94 ms | 41 MB |
clang++ | testcase_30 | AC | 94 ms | 41 MB |
clang++ | testcase_31 | AC | 58 ms | 18 MB |
clang++ | testcase_32 | AC | 9 ms | 4 MB |
clang++ | testcase_33 | AC | 70 ms | 34 MB |
clang++ | testcase_34 | AC | 98 ms | 35 MB |
clang++ | testcase_35 | AC | 76 ms | 34 MB |