結果

問題 No.1013 〇マス進む
ユーザー iiljjiiljj
提出日時 2020-03-21 14:34:07
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
WA  
実行時間 -
コード長 6,705 bytes
コンパイル時間 3,152 ms
コンパイル使用メモリ 206,532 KB
実行使用メモリ 31,428 KB
最終ジャッジ日時 2023-08-23 13:28:37
合計ジャッジ時間 9,203 ms
ジャッジサーバーID
(参考情報)
judge12 / judge15
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
4,376 KB
testcase_01 AC 1 ms
4,380 KB
testcase_02 AC 2 ms
4,376 KB
testcase_03 WA -
testcase_04 WA -
testcase_05 WA -
testcase_06 AC 1 ms
4,380 KB
testcase_07 WA -
testcase_08 WA -
testcase_09 AC 2 ms
4,380 KB
testcase_10 AC 2 ms
4,376 KB
testcase_11 WA -
testcase_12 AC 1 ms
4,376 KB
testcase_13 AC 3 ms
4,380 KB
testcase_14 AC 24 ms
15,908 KB
testcase_15 AC 43 ms
25,016 KB
testcase_16 AC 38 ms
23,096 KB
testcase_17 AC 20 ms
14,124 KB
testcase_18 AC 26 ms
16,676 KB
testcase_19 AC 15 ms
10,852 KB
testcase_20 AC 53 ms
29,912 KB
testcase_21 AC 19 ms
13,388 KB
testcase_22 AC 27 ms
17,132 KB
testcase_23 AC 9 ms
7,592 KB
testcase_24 AC 53 ms
30,800 KB
testcase_25 AC 52 ms
30,192 KB
testcase_26 AC 10 ms
7,588 KB
testcase_27 AC 18 ms
12,844 KB
testcase_28 AC 9 ms
7,612 KB
testcase_29 AC 49 ms
29,336 KB
testcase_30 AC 16 ms
11,312 KB
testcase_31 AC 31 ms
19,452 KB
testcase_32 AC 23 ms
15,384 KB
testcase_33 WA -
testcase_34 WA -
testcase_35 WA -
testcase_36 WA -
testcase_37 WA -
testcase_38 WA -
testcase_39 WA -
testcase_40 WA -
testcase_41 WA -
testcase_42 WA -
testcase_43 WA -
testcase_44 WA -
testcase_45 WA -
testcase_46 WA -
testcase_47 WA -
testcase_48 WA -
testcase_49 WA -
testcase_50 WA -
testcase_51 WA -
testcase_52 WA -
testcase_53 WA -
testcase_54 WA -
testcase_55 WA -
testcase_56 WA -
testcase_57 WA -
testcase_58 WA -
testcase_59 WA -
testcase_60 WA -
testcase_61 AC 53 ms
31,376 KB
testcase_62 AC 52 ms
31,404 KB
testcase_63 WA -
testcase_64 WA -
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

diff #

/* #region Head */

#include <bits/stdc++.h>
using namespace std;

using ll = long long;
using ull = unsigned long long;
using ld = long double;
using pll = pair<ll, ll>;
template <class T>
using vc = vector<T>;
template <class T>
using vvc = vc<vc<T>>;
using vll = vc<ll>;
using vvll = vvc<ll>;
using vld = vc<ld>;
using vvld = vvc<ld>;
using vs = vc<string>;
using vvs = vvc<string>;
template <class T, class U>
using um = unordered_map<T, U>;
template <class T>
using pq = priority_queue<T>;
template <class T>
using pqa = priority_queue<T, vc<T>, greater<T>>;

#define REP(i, m, n) for (ll i = (m), i##_len = (ll)(n); i < i##_len; ++(i))
#define REPM(i, m, n) for (ll i = (m), i##_max = (ll)(n); i <= i##_max; ++(i))
#define REPR(i, m, n) for (ll i = (m), i##_min = (ll)(n); i >= i##_min; --(i))
#define REPD(i, m, n, d) for (ll i = (m), i##_len = (ll)(n); i < i##_len; i += (d))
#define REPMD(i, m, n, d) for (ll i = (m), i##_max = (ll)(n); i <= i##_max; i += (d))
#define REPI(itr, ds) for (auto itr = ds.begin(); itr != ds.end(); itr++)
#define ALL(x) begin(x), end(x)
#define SIZE(x) ((ll)(x).size())
#define PERM(c)   \
    sort(ALL(c)); \
    for (bool c##p = 1; c##p; c##p = next_permutation(ALL(c)))
#define UNIQ(v) v.erase(unique(ALL(v)), v.end());

#define endl '\n'
#define sqrt sqrtl
#define floor floorl
#define log2 log2l

constexpr ll INF = 1'010'000'000'000'000'017LL;
constexpr ll MOD = 1'000'000'007LL; // 1e9 + 7
constexpr ld EPS = 1e-12;
constexpr ld PI = 3.14159265358979323846;

// vector 入力
template <typename T>
istream &operator>>(istream &is, vc<T> &vec)
{
    for (T &x : vec)
        is >> x;
    return is;
}

// vector 出力 (for dump)
template <typename T>
ostream &operator<<(ostream &os, vc<T> &vec)
{
    ll len = SIZE(vec);
    os << "{";
    for (int i = 0; i < len; i++)
        os << vec[i] << (i == len - 1 ? "" : ", ");
    os << "}";
    return os;
}

// vector 出力 (inline)
template <typename T>
ostream &operator>>(ostream &os, vc<T> &vec)
{
    ll len = SIZE(vec);
    for (int i = 0; i < len; i++)
        os << vec[i] << (i == len - 1 ? "\n" : " ");
    return os;
}

// pair 入力
template <typename T, typename U>
istream &operator>>(istream &is, pair<T, U> &pair_var)
{
    is >> pair_var.first >> pair_var.second;
    return is;
}

// pair 出力
template <typename T, typename U>
ostream &operator<<(ostream &os, pair<T, U> &pair_var)
{
    os << "(" << pair_var.first << ", " << pair_var.second << ")";
    return os;
}

// map 出力
template <typename T, typename U>
ostream &operator<<(ostream &os, map<T, U> &map_var)
{
    os << "{";
    REPI(itr, map_var)
    {
        os << *itr;
        itr++;
        if (itr != map_var.end())
            os << ", ";
        itr--;
    }
    os << "}";
    return os;
}

// um 出力
template <typename T, typename U>
ostream &operator<<(ostream &os, um<T, U> &map_var)
{
    os << "{";
    REPI(itr, map_var)
    {
        os << *itr;
        auto itrcp = itr;
        itrcp++;
        if (itrcp != map_var.end())
            os << ", ";
    }
    os << "}";
    return os;
}

// set 出力
template <typename T>
ostream &operator<<(ostream &os, set<T> &set_var)
{
    os << "{";
    REPI(itr, set_var)
    {
        os << *itr;
        itr++;
        if (itr != set_var.end())
            os << ", ";
        itr--;
    }
    os << "}";
    return os;
}

// dump
#define DUMPOUT cerr
void dump_func()
{
    DUMPOUT << endl;
}
template <class Head, class... Tail>
void dump_func(Head &&head, Tail &&... tail)
{
    DUMPOUT << head;
    if (sizeof...(Tail) > 0)
    {
        DUMPOUT << ", ";
    }
    dump_func(move(tail)...);
}

// chmax (更新「される」かもしれない値が前)
template <typename T, typename U, typename Comp = less<>>
bool chmax(T &xmax, const U &x, Comp comp = {})
{
    if (comp(xmax, x))
    {
        xmax = x;
        return true;
    }
    return false;
}

// chmin (更新「される」かもしれない値が前)
template <typename T, typename U, typename Comp = less<>>
bool chmin(T &xmin, const U &x, Comp comp = {})
{
    if (comp(x, xmin))
    {
        xmin = x;
        return true;
    }
    return false;
}

// ローカル用
#define DEBUG_

#ifdef DEBUG_
#define DEB
#define dump(...)                                                       \
    DUMPOUT << "  " << string(#__VA_ARGS__) << ": "                     \
            << "[" << to_string(__LINE__) << ":" << __FUNCTION__ << "]" \
            << endl                                                     \
            << "    ",                                                  \
        dump_func(__VA_ARGS__)
#else
#define DEB if (false)
#define dump(...)
#endif

struct AtCoderInitialize
{
    static constexpr int IOS_PREC = 15;
    static constexpr bool AUTOFLUSH = false;

    AtCoderInitialize()
    {
        ios_base::sync_with_stdio(false);
        cin.tie(nullptr);
        cout.tie(nullptr);
        cout << fixed << setprecision(IOS_PREC);
        if (AUTOFLUSH)
            cout << unitbuf;
    }
} ATCODER_INITIALIZE;

string yes = "Yes", no = "No";
// string yes = "YES", no = "NO";

/* #endregion */

/**
Problem
 */
void solve()
{
    ll n, k;
    cin >> n >> k;
    vll p(n);
    cin >> p;
    // REP(i, 0, n)
    // {
    //     p[i]--;
    // }

    ll log_n = (ll)floor(log2(n));
    vvll next(log_n + 1, vll(n, -1));
    vvll next_loop(log_n + 1, vll(n, 0)); // はじめに戻る回数

    // i -> i+T[i] = (i+p[i])%n
    REP(i, 0, n)
    {
        next[0][i] = (i + p[i]) % n;
        if (i + p[i] >= n)
            next_loop[0][i] = 1;
    }

    REP(e, 0, log_n)
    REP(i, 0, n)
    {
        if (next[e][i] == -1)
            next[e + 1][i] = -1; // 2^e 個次の要素がない -> 2^(e+1) 個次の要素もない
        else
        {
            next[e + 1][i] = next[e][next[e][i]]; // 「2^e 個次の要素」の 2^e 個次の要素 = 2^(e+1) 個次の要素
            next_loop[e + 1][i] = next_loop[e][i] + next_loop[e][next[e][i]];
        }
    }

    // 本計算
    REP(i, 0, n)
    {
        ll cur = i;
        ll l = 0;
        REPR(e, log_n - 1, 0)
        {
            if (cur == -1)
                break; // cur が既に存在しない要素を指している -> それ以降で存在する要素を指すことはない

            if ((k >> e) & 1)
            {
                l += next_loop[e][cur];
                cur = next[e][cur]; // k を二進展開した際、e 番目のビットが立っていたら、cur の位置を 2^e だけ次にずらす
            }
        }
        cout << (n * l + cur + 1) << endl;
    }
}

/**
 * エントリポイント.
 * @return 0.
 */
int main()
{
    solve();
    return 0;
}
0