#406244 (C++14) No.945 YKC饅頭

提出ソース

結果

問題	No.945 YKC饅頭
ユーザー	Shuz*
提出日時	2019-12-08 10:00:02
言語	C++14 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	452 ms / 2,000 ms
コード長	5,848 bytes
コンパイル時間	1,681 ms
コンパイル使用メモリ	178,020 KB
実行使用メモリ	55,656 KB
最終ジャッジ日時	2023-08-28 15:15:04
合計ジャッジ時間	13,718 ms
ジャッジサーバーID （参考情報）	judge13 / judge14

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	16 ms 52,264 KB
testcase_01	AC	16 ms 52,200 KB
testcase_02	AC	16 ms 52,284 KB
testcase_03	AC	17 ms 52,388 KB
testcase_04	AC	16 ms 52,264 KB
testcase_05	AC	17 ms 52,284 KB
testcase_06	AC	17 ms 52,176 KB
testcase_07	AC	17 ms 52,268 KB
testcase_08	AC	16 ms 52,172 KB
testcase_09	AC	16 ms 52,280 KB
testcase_10	AC	17 ms 52,176 KB
testcase_11	AC	18 ms 52,172 KB
testcase_12	AC	18 ms 52,204 KB
testcase_13	AC	19 ms 52,268 KB
testcase_14	AC	17 ms 52,196 KB
testcase_15	AC	17 ms 52,164 KB
testcase_16	AC	17 ms 52,280 KB
testcase_17	AC	18 ms 52,388 KB
testcase_18	AC	17 ms 52,160 KB
testcase_19	AC	17 ms 52,112 KB
testcase_20	AC	16 ms 52,148 KB
testcase_21	AC	17 ms 52,132 KB
testcase_22	AC	18 ms 52,020 KB
testcase_23	AC	18 ms 52,148 KB
testcase_24	AC	18 ms 52,344 KB
testcase_25	AC	17 ms 52,084 KB
testcase_26	AC	18 ms 52,024 KB
testcase_27	AC	17 ms 52,024 KB
testcase_28	AC	17 ms 52,016 KB
testcase_29	AC	16 ms 52,136 KB
testcase_30	AC	16 ms 52,288 KB
testcase_31	AC	42 ms 52,272 KB
testcase_32	AC	68 ms 52,440 KB
testcase_33	AC	138 ms 52,808 KB
testcase_34	AC	227 ms 54,116 KB
testcase_35	AC	374 ms 54,784 KB
testcase_36	AC	233 ms 54,792 KB
testcase_37	AC	220 ms 54,608 KB
testcase_38	AC	216 ms 54,504 KB
testcase_39	AC	91 ms 52,600 KB
testcase_40	AC	108 ms 52,660 KB
testcase_41	AC	67 ms 52,488 KB
testcase_42	AC	314 ms 54,916 KB
testcase_43	AC	197 ms 54,760 KB
testcase_44	AC	293 ms 54,388 KB
testcase_45	AC	335 ms 55,560 KB
testcase_46	AC	47 ms 52,344 KB
testcase_47	AC	233 ms 53,924 KB
testcase_48	AC	58 ms 52,548 KB
testcase_49	AC	125 ms 52,996 KB
testcase_50	AC	359 ms 55,488 KB
testcase_51	AC	447 ms 55,652 KB
testcase_52	AC	450 ms 55,416 KB
testcase_53	AC	452 ms 55,656 KB
testcase_54	AC	448 ms 55,492 KB
testcase_55	AC	451 ms 55,372 KB
testcase_56	AC	92 ms 52,228 KB
testcase_57	AC	64 ms 52,336 KB
testcase_58	AC	208 ms 54,428 KB
testcase_59	AC	231 ms 54,868 KB
testcase_60	AC	136 ms 53,124 KB
testcase_61	AC	211 ms 54,572 KB
testcase_62	AC	207 ms 54,268 KB
testcase_63	AC	59 ms 52,268 KB
testcase_64	AC	145 ms 53,324 KB
testcase_65	AC	130 ms 53,048 KB
testcase_66	AC	126 ms 53,068 KB
testcase_67	AC	176 ms 53,924 KB
testcase_68	AC	139 ms 53,180 KB
testcase_69	AC	89 ms 52,540 KB
testcase_70	AC	98 ms 52,604 KB
testcase_71	AC	98 ms 52,592 KB
testcase_72	AC	160 ms 53,804 KB
testcase_73	AC	228 ms 54,592 KB

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ソースコード

raw source code

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

// Define
using ll = long long;
using ull = unsigned long long;
using ld = long double;
template <class T> using pvector = vector<pair<T, T>>;
template <class T>
using rpriority_queue = priority_queue<T, vector<T>, greater<T>>;
constexpr const ll dx[4] = {1, 0, -1, 0};
constexpr const ll dy[4] = {0, 1, 0, -1};
constexpr const ll MOD = 1e9 + 7;
constexpr const ll mod = 998244353;
constexpr const ll INF = 1LL << 60;
constexpr const ll inf = 1 << 30;
constexpr const char rt = '\n';
constexpr const char sp = ' ';
#define mp make_pair
#define mt make_tuple
#define pb push_back
#define eb emplace_back
#define elif else if
#define all(a, v, ...)                                                         \
    ([&](decltype((v)) w) { return (a)(begin(w), end(w), ##__VA_ARGS__); })(v)
#define fi first
#define se second

template <class T> bool chmax(T &a, const T &b) {
    if (a < b) {
        a = b;
        return 1;
    }
    return 0;
}
template <class T> bool chmin(T &a, const T &b) {
    if (a > b) {
        a = b;
        return 1;
    }
    return 0;
}

// Debug
#define debug(...)                                                             \
    {                                                                          \
        cerr << __LINE__ << ": " << #__VA_ARGS__ << " = ";                     \
        for (auto &&X : {__VA_ARGS__}) cerr << "[" << X << "] ";               \
        cerr << rt;                                                            \
    }

#define dump(a, h, w)                                                          \
    {                                                                          \
        cerr << __LINE__ << ": " << #a << " = [" << rt;                        \
        rep(i, h) {                                                            \
            rep(j, w) cerr << a[i][j] << sp;                                   \
            cerr << rt;                                                        \
        }                                                                      \
        cerr << "]" << rt;                                                     \
    }

#define vdump(a, n)                                                            \
    {                                                                          \
        cerr << __LINE__ << ": " << #a << " = [";                              \
        rep(i, n) if (i) cerr << sp << a[i];                                   \
        else cerr << a[i];                                                     \
        cerr << "]" << rt;                                                     \
    }

// Loop
#define inc(i, a, n) for (ll i = (a), _##i = (n); i <= _##i; ++i)
#define dec(i, a, n) for (ll i = (a), _##i = (n); i >= _##i; --i)
#define rep(i, n) for (ll i = 0, _##i = (n); i < _##i; ++i)
#define each(i, a) for (auto &&i : a)

// Stream
#define fout(n) cout << fixed << setprecision(n)
struct io {
    io() { cin.tie(nullptr), ios::sync_with_stdio(false); }
} io;

// Speed
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")

// Math
inline constexpr ll gcd(const ll a, const ll b) {
    return b ? gcd(b, a % b) : a;
}
inline constexpr ll lcm(const ll a, const ll b) { return a / gcd(a, b) * b; }

inline constexpr ll modulo(const ll n, const ll m = MOD) {
    ll k = n % m;
    return k + m * (k < 0);
}
inline constexpr ll chmod(ll &n, const ll m = MOD) {
    n %= m;
    return n += m * (n < 0);
}
inline constexpr ll mpow(ll a, ll n, const ll m = MOD) {
    ll r = 1;
    rep(i, 64) {
        if (n & (1LL << i)) r *= a;
        chmod(r, m);
        a *= a;
        chmod(a, m);
    }
    return r;
}
inline ll inv(const ll n, const ll m = MOD) {
    ll a = n, b = m, x = 1, y = 0;
    while (b) {
        ll t = a / b;
        a -= t * b;
        swap(a, b);
        x -= t * y;
        swap(x, y);
    }
    return modulo(x, m);
}

struct RUMQ {
    static const ll n = 1LL << 20;
    vector<ll> node, lazy, flag;
    RUMQ() : node(n * 2 - 1, INF), lazy(n * 2 - 1), flag(n * 2 - 1) {}
    inline void eval(ll i, ll l, ll r) {
        if (flag[i]) {
            node[i] = lazy[i];
            if (r - l > 1) {
                lazy[i * 2 + 1] = lazy[i * 2 + 2] = lazy[i];
                flag[i * 2 + 1] = flag[i * 2 + 2] = true;
            }
            lazy[i] = 0;
            flag[i] = false;
        }
    }
    inline void update(ll a, ll b, ll x, ll i = 0, ll l = 0, ll r = 1LL << 20) {
        eval(i, l, r);
        if (b <= l || r <= a) return;
        if (a <= l && r <= b) {
            lazy[i] = x;
            flag[i] = true;
            eval(i, l, r);
        } else {
            update(a, b, x, i * 2 + 1, l, (l + r) / 2);
            update(a, b, x, i * 2 + 2, (l + r) / 2, r);
            node[i] = std::min(node[i * 2 + 1], node[i * 2 + 2]);
        }
    }
    inline ll min(ll a, ll b, ll i = 0, ll l = 0, ll r = 1LL << 20) {
        if (b <= l || r <= a) return INF;
        eval(i, l, r);
        if (a <= l && r <= b) return node[i];
        return std::min(min(a, b, i * 2 + 1, l, (l + r) / 2),
                        min(a, b, i * 2 + 2, (l + r) / 2, r));
    }
};

signed main() {
    ll N, M, res[3] = {};
    cin >> N >> M;
    ll L[M], R[M];
    char T[M];
    RUMQ seg;
    rep(i, M) cin >> L[i] >> R[i] >> T[i];
    reverse(L, L + M), reverse(R, R + M), reverse(T, T + M);
    rep(i, M) {
        if (T[i] == 'Y') seg.update(L[i] - 1, R[i], 0);
        if (T[i] == 'K') seg.update(L[i] - 1, R[i], 1);
        if (T[i] == 'C') seg.update(L[i] - 1, R[i], 2);
    }
    rep(i, N) if (seg.min(i, i + 1) != INF) res[seg.min(i, i + 1)]++;
    cout << res[0] << sp;
    cout << res[1] << sp;
    cout << res[2] << rt;
}

// -g -D_GLIBCXX_DEBUG -fsanitize=undefined

yukicoder

結果

テストケース

ソースコード