#362486 (C++14) No.854 公平なりんご分配

提出ソース

結果

問題	No.854 公平なりんご分配
ユーザー	hitonanode
提出日時	2019-07-26 21:49:35
言語	C++14 (gcc 12.3.0 + boost 1.83.0)
結果	TLE
実行時間	-
コード長	7,152 bytes
コンパイル時間	1,955 ms
コンパイル使用メモリ	184,628 KB
実行使用メモリ	40,064 KB
最終ジャッジ日時	2024-07-02 06:59:55
合計ジャッジ時間	8,948 ms
ジャッジサーバーID （参考情報）	judge5 / judge3

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 13,752 KB
testcase_01	AC	2 ms 6,944 KB
testcase_02	AC	2 ms 6,944 KB
testcase_03	AC	2 ms 6,940 KB
testcase_04	AC	2 ms 6,944 KB
testcase_05	AC	2 ms 6,940 KB
testcase_06	AC	2 ms 6,940 KB
testcase_07	AC	2 ms 6,940 KB
testcase_08	AC	2 ms 6,944 KB
testcase_09	AC	1 ms 6,944 KB
testcase_10	AC	2 ms 6,940 KB
testcase_11	AC	2 ms 6,940 KB
testcase_12	AC	2 ms 6,940 KB
testcase_13	AC	2 ms 6,940 KB
testcase_14	AC	2 ms 6,940 KB
testcase_15	AC	2 ms 6,944 KB
testcase_16	AC	2 ms 6,944 KB
testcase_17	AC	1 ms 6,944 KB
testcase_18	AC	2 ms 6,944 KB
testcase_19	AC	1 ms 6,940 KB
testcase_20	AC	2 ms 6,940 KB
testcase_21	AC	2 ms 6,944 KB
testcase_22	AC	4 ms 6,940 KB
testcase_23	AC	3 ms 6,944 KB
testcase_24	AC	4 ms 6,940 KB
testcase_25	AC	3 ms 6,944 KB
testcase_26	AC	4 ms 6,944 KB
testcase_27	AC	3 ms 6,940 KB
testcase_28	AC	3 ms 6,940 KB
testcase_29	AC	2 ms 6,940 KB
testcase_30	AC	3 ms 6,944 KB
testcase_31	AC	5 ms 6,944 KB
testcase_32	AC	47 ms 28,416 KB
testcase_33	AC	43 ms 16,640 KB
testcase_34	AC	86 ms 38,016 KB
testcase_35	AC	62 ms 30,592 KB
testcase_36	AC	33 ms 6,944 KB
testcase_37	AC	44 ms 26,752 KB
testcase_38	AC	35 ms 22,400 KB
testcase_39	AC	120 ms 40,064 KB
testcase_40	AC	50 ms 14,848 KB
testcase_41	AC	57 ms 25,088 KB
testcase_42	AC	78 ms 37,376 KB
testcase_43	AC	81 ms 26,112 KB
testcase_44	AC	90 ms 34,816 KB
testcase_45	AC	75 ms 9,088 KB
testcase_46	AC	113 ms 34,304 KB
testcase_47	AC	47 ms 20,608 KB
testcase_48	AC	71 ms 36,864 KB
testcase_49	AC	72 ms 37,504 KB
testcase_50	AC	43 ms 26,624 KB
testcase_51	AC	112 ms 35,840 KB
testcase_52	TLE	-
testcase_53	--	-
testcase_54	--	-
testcase_55	--	-
testcase_56	--	-
testcase_57	--	-
testcase_58	--	-
testcase_59	--	-
testcase_60	--	-
testcase_61	--	-
testcase_62	--	-
testcase_63	--	-
testcase_64	--	-
testcase_65	--	-
testcase_66	--	-
testcase_67	--	-
testcase_68	--	-
testcase_69	--	-
testcase_70	--	-
testcase_71	--	-
testcase_72	--	-
testcase_73	--	-
testcase_74	--	-
testcase_75	--	-
testcase_76	--	-
testcase_77	--	-
testcase_78	--	-
testcase_79	--	-
testcase_80	--	-
testcase_81	--	-
testcase_82	--	-
testcase_83	--	-
testcase_84	--	-
testcase_85	--	-
testcase_86	--	-
testcase_87	--	-
testcase_88	--	-
testcase_89	--	-
testcase_90	--	-
testcase_91	--	-
testcase_92	--	-
testcase_93	--	-

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ソースコード

raw source code

#include <bits/stdc++.h>
using namespace std;
using lint = long long int;
using pint = pair<int, int>;
using plint = pair<lint, lint>;
struct fast_ios { fast_ios(){ cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(20); }; } fast_ios_;
#define ALL(x) (x).begin(), (x).end()
#define SZ(x) ((lint)(x).size())
#define POW2(n) (1LL << (n))
#define FOR(i, begin, end) for(int i=(begin),i##_end_=(end);i<i##_end_;i++)
#define IFOR(i, begin, end) for(int i=(end)-1,i##_begin_=(begin);i>=i##_begin_;i--)
#define REP(i, n) FOR(i,0,n)
#define IREP(i, n) IFOR(i,0,n)
template<typename T> void ndarray(vector<T> &vec, int len) { vec.resize(len); }
template<typename T, typename... Args> void ndarray(vector<T> &vec, int len, Args... args) { vec.resize(len); for (auto &v : vec) ndarray(v, args...); }
template<typename T> bool mmax(T &m, const T q) { if (m < q) {m = q; return true;} else return false; }
template<typename T> bool mmin(T &m, const T q) { if (m > q) {m = q; return true;} else return false; }
template<typename T1, typename T2> pair<T1, T2> operator+(const pair<T1, T2> &l, const pair<T1, T2> &r) { return make_pair(l.first + r.first, l.second + r.second); }
template<typename T1, typename T2> pair<T1, T2> operator-(const pair<T1, T2> &l, const pair<T1, T2> &r) { return make_pair(l.first - r.first, l.second - r.second); }
template<typename T> istream &operator>>(istream &is, vector<T> &vec){ for (auto &v : vec) is >> v; return is; }
///// This part below is only for debug, not used /////
template<typename T> ostream &operator<<(ostream &os, const vector<T> &vec){ os << "["; for (auto v : vec) os << v << ","; os << "]"; return os; }
template<typename T> ostream &operator<<(ostream &os, const deque<T> &vec){ os << "deq["; for (auto v : vec) os << v << ","; os << "]"; return os; }
template<typename T> ostream &operator<<(ostream &os, const set<T> &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; }
template<typename T> ostream &operator<<(ostream &os, const unordered_set<T> &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; }
template<typename T> ostream &operator<<(ostream &os, const multiset<T> &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; }
template<typename T> ostream &operator<<(ostream &os, const unordered_multiset<T> &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; }
template<typename T1, typename T2> ostream &operator<<(ostream &os, const pair<T1, T2> &pa){ os << "(" << pa.first << "," << pa.second << ")"; return os; }
template<typename TK, typename TV> ostream &operator<<(ostream &os, const map<TK, TV> &mp){ os << "{"; for (auto v : mp) os << v.first << "=>" << v.second << ","; os << "}"; return os; }
template<typename TK, typename TV> ostream &operator<<(ostream &os, const unordered_map<TK, TV> &mp){ os << "{"; for (auto v : mp) os << v.first << "=>" << v.second << ","; os << "}"; return os; }
#define dbg(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ") " << __FILE__ << endl;
///// END /////
/*
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/tag_and_trait.hpp>
using namespace __gnu_pbds; // find_by_order(), order_of_key()
template<typename TK> using pbds_set = tree<TK, null_type, less<TK>, rb_tree_tag, tree_order_statistics_node_update>;
template<typename TK, typename TV> using pbds_map = tree<TK, TV, less<TK>, rb_tree_tag, tree_order_statistics_node_update>;
*/

using T = unordered_map<int, int>;
struct SegTree
{
    int N;
    int head;
    vector<T> x;
    T defaultT;
    using func = function<T(const T&, const T&)>;
    func merger;
    T _get(int begin, int end, int pos, int l, int r) const
    {
        if (r <= begin or l >= end) return defaultT;
        if (l >= begin and r <= end) return x[pos];
        return merger(_get(begin, end, 2 * pos + 1, l, (l + r) / 2), _get(begin, end, 2 * pos + 2, (l + r) / 2, r));
    }
    SegTree(int N, T defaultT, func merger) : N(N), defaultT(defaultT), merger(merger)
    {
        int N_tmp = 1; while (N_tmp < N) N_tmp <<= 1;
        x.assign(N_tmp*2, defaultT), head = N_tmp - 1;
    }
    SegTree(const vector<T> &vals, T defaultT, func merger) : N(vals.size()), defaultT(defaultT), merger(merger)
    {
        int N_tmp = 1; while (N_tmp < N) N_tmp <<= 1;
        x.assign(N_tmp*2, defaultT), head = N_tmp - 1;
        copy(vals.begin(), vals.end(), x.begin() + head);
        IREP(i, head) x[i] = merger(x[i * 2 + 1], x[i * 2 + 2]);
    }
    SegTree() : SegTree(0, T(), [](T, T) { return T(); }) {}
    void build(const vector<T> &vals) { copy(vals.begin(), vals.end(), x.begin() + head); IREP(i, head) x[i] = merger(x[i * 2 + 1], x[i * 2 + 2]); }
    void update(int pos, T val) { pos += head, x[pos] = val; while (pos) pos = (pos - 1) / 2, x[pos] = merger(x[pos*2+1], x[pos*2+2]); }
    T get(int begin, int end) const { return _get(begin, end, 0, 0, (int)x.size() / 2); }
};
// 参考 要素数N・非負入力を想定したRange Maximum Query
// SegTree<int> rMq(N, 0, [](int a, int b) { return max(a, b); });

vector<int> makePrimeLst(int N)
{
    vector<int> ans;
    vector<int> alive(N+1, 1);
    lint now = 2;
    for (; now * now <= N; now++)
    {
        if (alive[now]) ans.push_back(now);
        for (int t = now; t <= N; t += now) alive[t] = 0;
    }
    for (; now <= N; now++) if (alive[now]) ans.push_back(now);
    return ans;
}

// 素因数分解
unordered_map<int, int> primeFactorize(lint N, const vector<int> &primeLst)
{
    unordered_map<int, int> ans;
    for (auto v : primeLst)
    {
        while (!(N % v))
        {
            N /= v;
            ans[v]++;
        }
        if (N == 1) return ans;
    }
    ans[N]++;
    return ans;
    // exit(1);
}


int main()
{
    vector<int> primes = makePrimeLst(2000);
    int N;
    cin >> N;
    vector<int> A(N);
    cin >> A;
    // vector<unordered_map<int, int>> v(N);
    vector<vector<int>> rc(2000);
    REP(i, N)
    {
        auto v = primeFactorize(A[i], primes);
        for (auto pa : v)
        {
            if (rc[pa.first].size() == 0) rc[pa.first].resize(N + 1);
            rc[pa.first][i + 1] += pa.second;
        }
    }
    REP(d, 2000) if (rc[d].size())
    {
        REP(i, N) rc[d][i + 1] += rc[d][i];
    }
    // SegTree st(v, unordered_map<int, int>(), [](unordered_map<int, int> a, unordered_map<int, int> b) { for (auto pa : b) a[pa.first] += pa.second; return a; });

    int Q;
    cin >> Q;
    REP(_, Q)
    {
        int P, L, R;
        cin >> P >> L >> R;
        unordered_map<int, int> p = primeFactorize(P, primes);
        // unordered_map<int, int> q = st.get(L - 1, R);
        bool flg = true;
        for (auto pa : p)
        {
            if (pa.first > 2000 or rc[pa.first].size() == 0 or rc[pa.first][R] - rc[pa.first][L - 1] < pa.second)
            {
                flg = false;
                break;
            }
        }
        // for (auto pa : p) if (q[pa.first] < pa.second)
        // {
        //     flg = false;
        //     break;
        // }
        if (flg) puts("Yes");
        else puts("NO");
    }
}

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結果

テストケース

ソースコード