#553770 (C++17) No.937 Ultra Sword

提出ソース

結果

問題	No.937 Ultra Sword
ユーザー	hitonanode
提出日時	2020-09-16 23:36:42
言語	C++17 (gcc 12.3.0 + boost 1.83.0)
結果	WA
実行時間	-
コード長	5,595 bytes
コンパイル時間	2,452 ms
コンパイル使用メモリ	219,520 KB
実行使用メモリ	6,944 KB
最終ジャッジ日時	2024-06-22 03:45:55
合計ジャッジ時間	7,011 ms
ジャッジサーバーID （参考情報）	judge5 / judge4

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	3 ms 6,816 KB
testcase_01	WA	-
testcase_02	AC	3 ms 6,944 KB
testcase_03	AC	3 ms 6,940 KB
testcase_04	AC	3 ms 6,944 KB
testcase_05	AC	78 ms 6,940 KB
testcase_06	AC	132 ms 6,940 KB
testcase_07	AC	146 ms 6,940 KB
testcase_08	AC	67 ms 6,940 KB
testcase_09	AC	51 ms 6,944 KB
testcase_10	AC	163 ms 6,944 KB
testcase_11	AC	24 ms 6,944 KB
testcase_12	AC	113 ms 6,944 KB
testcase_13	AC	114 ms 6,940 KB
testcase_14	AC	132 ms 6,940 KB
testcase_15	AC	95 ms 6,940 KB
testcase_16	AC	5 ms 6,940 KB
testcase_17	AC	12 ms 6,944 KB
testcase_18	AC	104 ms 6,940 KB
testcase_19	AC	61 ms 6,940 KB
testcase_20	AC	53 ms 6,940 KB
testcase_21	AC	176 ms 6,940 KB
testcase_22	AC	3 ms 6,940 KB
testcase_23	AC	3 ms 6,944 KB
testcase_24	AC	155 ms 6,940 KB
testcase_25	AC	154 ms 6,944 KB
testcase_26	AC	110 ms 6,940 KB
testcase_27	AC	122 ms 6,944 KB
testcase_28	AC	136 ms 6,940 KB
testcase_29	AC	7 ms 6,944 KB
testcase_30	AC	87 ms 6,940 KB
testcase_31	AC	156 ms 6,944 KB
testcase_32	AC	100 ms 6,940 KB
testcase_33	AC	158 ms 6,944 KB
testcase_34	AC	30 ms 6,944 KB
testcase_35	AC	13 ms 6,944 KB
testcase_36	AC	142 ms 6,944 KB
testcase_37	AC	15 ms 6,944 KB
testcase_38	AC	121 ms 6,944 KB
testcase_39	AC	8 ms 6,944 KB
testcase_40	AC	120 ms 6,940 KB
testcase_41	AC	51 ms 6,944 KB
testcase_42	AC	105 ms 6,944 KB
testcase_43	AC	91 ms 6,940 KB
testcase_44	AC	33 ms 6,944 KB
testcase_45	AC	61 ms 6,944 KB
testcase_46	AC	66 ms 6,940 KB

権限があれば一括ダウンロードができます

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>;
*/

constexpr int D = 18;
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
map<lint, int> primeFactorize(lint N, const vector<int> &primeLst)
{
    map<lint, int> ans;
    for (auto v : primeLst)
    {
        while (!(N % v))
        {
            N /= v;
            ans[v]++;
        }
        if (N == 1) return ans;
    }
    ans[N]++;
    return ans;
    // exit(1);
}


// 約数 unsorted
vector<lint> divisor(lint n, const vector<int> &primeLst)
{
    map<lint, int> factor = primeFactorize(n, primeLst);
    vector<lint> now{1}, nxt;
    for (auto pa : factor)
    {
        nxt.clear();
        for (auto v : now)
        {
            REP(i, pa.second + 1)
            {
                nxt.push_back(v);
                v *= pa.first;
            }
        }
        swap(now, nxt);
    }
    return now;
}

int main()
{
    vector<int> primes = makePrimeLst(1000);
    int N;
    cin >> N;
    vector<lint> A(N);
    cin >> A;

    vector<int> V(1 << D);
    for (auto x : A)
    {
        while (x < 1 << D)
        {
            V[x] = 1;
            x *= 2;
        }
    }
    int t = 0;

    auto fadd = [&](auto &&fadd, int x) {
        int tgt = x ^ t;
        if (tgt == 0 or V[tgt]) return;
        while (tgt < int(V.size()))
        {
            V[tgt] = 1;
            fadd(fadd, tgt ^ t);
            tgt *= 2;
        }
    };
    IREP(i, 1 << D)
    {
        if (V[i])
        {
            fadd(fadd, i);
            t = i;
        }
    }
    vector<lint> cou(100010);
    for (auto x : A)
    {
        vector<lint> y = divisor(x, primes);
        for (auto i : y) cou[i] += x;
    }
    lint tot = accumulate(ALL(A), 0LL);
    lint ret = tot;
    FOR(i, 1, 100001) if (V[i])
    {
        mmin(ret, tot - cou[i] + cou[i] / i);
    }
    cout << ret << endl;
}

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結果

テストケース

ソースコード