結果

問題 No.1898 Battle and Exchange
ユーザー tokusakuraitokusakurai
提出日時 2022-04-08 22:32:07
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 1,670 ms / 5,000 ms
コード長 5,922 bytes
コンパイル時間 2,968 ms
コンパイル使用メモリ 218,364 KB
実行使用メモリ 11,804 KB
最終ジャッジ日時 2024-05-06 08:03:43
合計ジャッジ時間 27,474 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge1
このコードへのチャレンジ
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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 2 ms
5,248 KB
testcase_01 AC 2 ms
5,376 KB
testcase_02 AC 2 ms
5,376 KB
testcase_03 AC 2 ms
5,376 KB
testcase_04 AC 2 ms
5,376 KB
testcase_05 AC 2 ms
5,376 KB
testcase_06 AC 4 ms
5,376 KB
testcase_07 AC 3 ms
5,376 KB
testcase_08 AC 2 ms
5,376 KB
testcase_09 AC 16 ms
5,376 KB
testcase_10 AC 2 ms
5,376 KB
testcase_11 AC 2 ms
5,376 KB
testcase_12 AC 3 ms
5,376 KB
testcase_13 AC 2 ms
5,376 KB
testcase_14 AC 2 ms
5,376 KB
testcase_15 AC 2 ms
5,376 KB
testcase_16 AC 3 ms
5,376 KB
testcase_17 AC 18 ms
5,376 KB
testcase_18 AC 106 ms
5,376 KB
testcase_19 AC 194 ms
5,632 KB
testcase_20 AC 101 ms
5,888 KB
testcase_21 AC 587 ms
9,728 KB
testcase_22 AC 2 ms
5,376 KB
testcase_23 AC 2 ms
5,376 KB
testcase_24 AC 3 ms
5,376 KB
testcase_25 AC 3 ms
5,376 KB
testcase_26 AC 2 ms
5,376 KB
testcase_27 AC 5 ms
5,376 KB
testcase_28 AC 7 ms
5,376 KB
testcase_29 AC 13 ms
5,376 KB
testcase_30 AC 4 ms
5,376 KB
testcase_31 AC 2 ms
5,376 KB
testcase_32 AC 122 ms
5,376 KB
testcase_33 AC 395 ms
7,040 KB
testcase_34 AC 128 ms
5,376 KB
testcase_35 AC 221 ms
6,016 KB
testcase_36 AC 152 ms
5,760 KB
testcase_37 AC 78 ms
5,376 KB
testcase_38 AC 1,670 ms
11,804 KB
testcase_39 AC 239 ms
10,236 KB
testcase_40 AC 1,453 ms
10,912 KB
testcase_41 AC 193 ms
9,832 KB
testcase_42 AC 25 ms
5,376 KB
testcase_43 AC 180 ms
8,704 KB
testcase_44 AC 2 ms
5,376 KB
testcase_45 AC 58 ms
5,376 KB
testcase_46 AC 255 ms
5,888 KB
testcase_47 AC 40 ms
5,376 KB
testcase_48 AC 27 ms
5,376 KB
testcase_49 AC 6 ms
5,376 KB
testcase_50 AC 6 ms
5,376 KB
testcase_51 AC 7 ms
5,376 KB
testcase_52 AC 9 ms
5,376 KB
testcase_53 AC 45 ms
5,376 KB
testcase_54 AC 50 ms
5,888 KB
testcase_55 AC 135 ms
5,760 KB
testcase_56 AC 44 ms
6,144 KB
testcase_57 AC 1,637 ms
10,368 KB
testcase_58 AC 766 ms
10,368 KB
testcase_59 AC 664 ms
10,240 KB
testcase_60 AC 943 ms
10,368 KB
権限があれば一括ダウンロードができます
コンパイルメッセージ
main.cpp: In member function 'void Graph<directed>::solve() [with bool directed = false]':
main.cpp:215:19: warning: 'x' may be used uninitialized [-Wmaybe-uninitialized]
  215 |         cout << x << ' ' << y << ' ' << z << '\n';
      |         ~~~~~~~~~~^~~~~~
main.cpp:186:13: note: 'x' was declared here
  186 |         int x, y, z, s = inf;
      |             ^

ソースコード

diff # 

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < n; i++)
#define rep2(i, x, n) for (int i = x; i <= n; i++)
#define rep3(i, x, n) for (int i = x; i >= n; i--)
#define each(e, v) for (auto &e : v)
#define pb push_back
#define eb emplace_back
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define sz(x) (int)x.size()
using ll = long long;
using pii = pair<int, int>;
using pil = pair<int, ll>;
using pli = pair<ll, int>;
using pll = pair<ll, ll>;

template <typename T>
bool chmax(T &x, const T &y) {
    return (x < y) ? (x = y, true) : false;
}

template <typename T>
bool chmin(T &x, const T &y) {
    return (x > y) ? (x = y, true) : false;
}

template <typename T>
int flg(T x, int i) {
    return (x >> i) & 1;
}

template <typename T>
void print(const vector<T> &v, T x = 0) {
    int n = v.size();
    for (int i = 0; i < n; i++) cout << v[i] + x << (i == n - 1 ? '\n' : ' ');
    if (v.empty()) cout << '\n';
}

template <typename T>
void printn(const vector<T> &v, T x = 0) {
    int n = v.size();
    for (int i = 0; i < n; i++) cout << v[i] + x << '\n';
}

template <typename T>
int lb(const vector<T> &v, T x) {
    return lower_bound(begin(v), end(v), x) - begin(v);
}

template <typename T>
int ub(const vector<T> &v, T x) {
    return upper_bound(begin(v), end(v), x) - begin(v);
}

template <typename T>
void rearrange(vector<T> &v) {
    sort(begin(v), end(v));
    v.erase(unique(begin(v), end(v)), end(v));
}

template <typename T>
vector<int> id_sort(const vector<T> &v, bool greater = false) {
    int n = v.size();
    vector<int> ret(n);
    iota(begin(ret), end(ret), 0);
    sort(begin(ret), end(ret), [&](int i, int j) { return greater ? v[i] > v[j] : v[i] < v[j]; });
    return ret;
}

template <typename S, typename T>
pair<S, T> operator+(const pair<S, T> &p, const pair<S, T> &q) {
    return make_pair(p.first + q.first, p.second + q.second);
}

template <typename S, typename T>
pair<S, T> operator-(const pair<S, T> &p, const pair<S, T> &q) {
    return make_pair(p.first - q.first, p.second - q.second);
}

template <typename S, typename T>
istream &operator>>(istream &is, pair<S, T> &p) {
    S a;
    T b;
    is >> a >> b;
    p = make_pair(a, b);
    return is;
}

template <typename S, typename T>
ostream &operator<<(ostream &os, const pair<S, T> &p) {
    return os << p.first << ' ' << p.second;
}

struct io_setup {
    io_setup() {
        ios_base::sync_with_stdio(false);
        cin.tie(NULL);
        cout << fixed << setprecision(15);
    }
} io_setup;

const int inf = (1 << 30) - 1;
const ll INF = (1LL << 60) - 1;
const int MOD = 1000000007;
// const int MOD = 998244353;

template <bool directed = false>
struct Graph {
    struct edge {
        int to, id;
        edge(int to, int id) : to(to), id(id) {}
    };

    vector<vector<edge>> es;
    const int n;
    int m;

    vector<int> a, b, c;

    Graph(int n) : es(n), n(n), m(0), a(n), b(n), c(n) {}

    void add_edge(int from, int to) {
        es[from].emplace_back(to, m);
        if (!directed) es[to].emplace_back(from, m);
        m++;
    }

    void read() {
        int M;
        cin >> M;
        rep(i, M) {
            int u, v;
            cin >> u >> v;
            u--, v--;
            add_edge(u, v);
        }
        rep(i, n) cin >> a[i] >> b[i] >> c[i];
    }

    void absolve(int a, int b, int c, int &x, int &y, int &z) {
        vector<int> u = {a, b, c}, v = {x, y, z};
        sort(all(v));
        rep(i, 3) {
            int t = max_element(all(u)) - begin(u);
            if (u[t] > v[i]) swap(u[t], v[i]);
        }
        x = v[0], y = v[1], z = v[2];
    }

    bool judge(int x, int y, int z) {
        if (x + y + z <= a[0] + b[0] + c[0]) return false;
        priority_queue<pii, vector<pii>, greater<pii>> que;
        int s = x + y + z;
        int d = max({a[0], b[0], c[0]}) - min({x, y, z});
        s += d;
        vector<bool> used(n, false);
        used[0] = true;
        each(e, es[0]) {
            if (used[e.to]) continue;
            used[e.to] = true;
            que.emplace(a[e.to] + b[e.to] + c[e.to], e.to);
        }
        bool fi = true;
        while (!empty(que)) {
            auto [t, i] = que.top();
            que.pop();
            // cout << i << ' ' << x << ' ' << y << ' ' << z << '\n';
            if (s <= t) return false;
            if (i == n - 1) return true;
            if (fi) absolve(a[0], b[0], c[0], x, y, z);
            fi = false;
            absolve(a[i], b[i], c[i], x, y, z);
            s = x + y + z;
            each(e, es[i]) {
                if (used[e.to]) continue;
                used[e.to] = true;
                que.emplace(a[e.to] + b[e.to] + c[e.to], e.to);
            }
        }
        return true;
    }

    void solve() {
        read();
        int x, y, z, s = inf;
        // judge(1, 13, 1);
        {
            int L = 0, R = inf; // (l, r]
            while (R - L > 1) {
                int M = (L + R) / 2;
                (judge(M, 1, 1) ? R : L) = M;
            }
            if (chmin(s, R + 2)) x = R, y = 1, z = 1;
            // cout << R << ' ' << 1 << ' ' << 1 << '\n';
        }
        {
            int L = 0, R = inf; // (l, r]
            while (R - L > 1) {
                int M = (L + R) / 2;
                (judge(1, M, 1) ? R : L) = M;
            }
            if (chmin(s, R + 2)) x = 1, y = R, z = 1;
            // cout << 1 << ' ' << R << ' ' << 1 << '\n';
        }
        {
            int L = 0, R = inf; // (l, r]
            while (R - L > 1) {
                int M = (L + R) / 2;
                (judge(1, 1, M) ? R : L) = M;
            }
            if (chmin(s, R + 2)) x = 1, y = 1, z = R;
            // cout << 1 << ' ' << 1 << ' ' << R << '\n';
        }
        cout << x << ' ' << y << ' ' << z << '\n';
    }
};

int main() {
    int N;
    cin >> N;

    Graph G(N);
    G.solve();
}
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