#672846 (C++17) No.1584 Stones around Circle Pond

提出ソース

結果

問題	No.1584 Stones around Circle Pond
ユーザー	rniya
提出日時	2021-07-03 13:23:32
言語	C++17 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	2 ms / 2,000 ms
コード長	5,787 bytes
コンパイル時間	2,466 ms
コンパイル使用メモリ	205,104 KB
実行使用メモリ	6,944 KB
最終ジャッジ日時	2024-06-30 05:24:42
合計ジャッジ時間	4,130 ms
ジャッジサーバーID （参考情報）	judge3 / 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	2 ms 6,812 KB
testcase_01	AC	2 ms 6,944 KB
testcase_02	AC	2 ms 6,944 KB
testcase_03	AC	2 ms 6,944 KB
testcase_04	AC	2 ms 6,940 KB
testcase_05	AC	2 ms 6,940 KB
testcase_06	AC	2 ms 6,940 KB
testcase_07	AC	2 ms 6,944 KB
testcase_08	AC	2 ms 6,940 KB
testcase_09	AC	2 ms 6,944 KB
testcase_10	AC	2 ms 6,940 KB
testcase_11	AC	2 ms 6,944 KB
testcase_12	AC	2 ms 6,944 KB
testcase_13	AC	2 ms 6,940 KB
testcase_14	AC	2 ms 6,944 KB
testcase_15	AC	2 ms 6,940 KB
testcase_16	AC	2 ms 6,944 KB
testcase_17	AC	2 ms 6,944 KB
testcase_18	AC	2 ms 6,940 KB
testcase_19	AC	2 ms 6,944 KB
testcase_20	AC	2 ms 6,944 KB
testcase_21	AC	2 ms 6,940 KB
testcase_22	AC	2 ms 6,944 KB
testcase_23	AC	2 ms 6,940 KB
testcase_24	AC	2 ms 6,940 KB
testcase_25	AC	2 ms 6,944 KB
testcase_26	AC	2 ms 6,940 KB
testcase_27	AC	2 ms 6,944 KB
testcase_28	AC	2 ms 6,944 KB
testcase_29	AC	2 ms 6,944 KB
testcase_30	AC	2 ms 6,940 KB
testcase_31	AC	1 ms 6,944 KB
testcase_32	AC	2 ms 6,940 KB
testcase_33	AC	2 ms 6,940 KB
testcase_34	AC	2 ms 6,940 KB
testcase_35	AC	2 ms 6,940 KB
testcase_36	AC	2 ms 6,944 KB
testcase_37	AC	2 ms 6,940 KB
testcase_38	AC	2 ms 6,940 KB
testcase_39	AC	2 ms 6,940 KB
testcase_40	AC	2 ms 6,944 KB
testcase_41	AC	2 ms 6,944 KB
testcase_42	AC	2 ms 6,944 KB
testcase_43	AC	2 ms 6,940 KB
testcase_44	AC	2 ms 6,940 KB
testcase_45	AC	2 ms 6,940 KB
testcase_46	AC	2 ms 6,940 KB
testcase_47	AC	2 ms 6,944 KB
testcase_48	AC	2 ms 6,940 KB
testcase_49	AC	2 ms 6,944 KB
testcase_50	AC	2 ms 6,944 KB
testcase_51	AC	1 ms 6,944 KB
testcase_52	AC	2 ms 6,940 KB
testcase_53	AC	2 ms 6,944 KB
testcase_54	AC	2 ms 6,944 KB
testcase_55	AC	2 ms 6,940 KB
testcase_56	AC	2 ms 6,940 KB
testcase_57	AC	2 ms 6,940 KB
testcase_58	AC	2 ms 6,944 KB
testcase_59	AC	2 ms 6,940 KB
testcase_60	AC	2 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

#define LOCAL
#include <bits/stdc++.h>
using namespace std;
#pragma region Macros
typedef long long ll;
typedef __int128_t i128;
typedef unsigned int uint;
typedef unsigned long long ull;
#define ALL(x) (x).begin(), (x).end()

template <typename T> istream& operator>>(istream& is, vector<T>& v) {
    for (T& x : v) is >> x;
    return is;
}
template <typename T> ostream& operator<<(ostream& os, const vector<T>& v) {
    for (int i = 0; i < (int)v.size(); i++) {
        os << v[i] << (i + 1 == (int)v.size() ? "" : " ");
    }
    return os;
}
template <typename T, typename U> ostream& operator<<(ostream& os, const pair<T, U>& p) {
    os << '(' << p.first << ',' << p.second << ')';
    return os;
}
template <typename T, typename U, typename V> ostream& operator<<(ostream& os, const tuple<T, U, V>& t) {
    os << '(' << get<0>(t) << ',' << get<1>(t) << ',' << get<2>(t) << ')';
    return os;
}
template <typename T, typename U, typename V, typename W> ostream& operator<<(ostream& os, const tuple<T, U, V, W>& t) {
    os << '(' << get<0>(t) << ',' << get<1>(t) << ',' << get<2>(t) << ',' << get<3>(t) << ')';
    return os;
}
template <typename T, typename U> ostream& operator<<(ostream& os, const map<T, U>& m) {
    os << '{';
    for (auto itr = m.begin(); itr != m.end();) {
        os << '(' << itr->first << ',' << itr->second << ')';
        if (++itr != m.end()) os << ',';
    }
    os << '}';
    return os;
}
template <typename T, typename U> ostream& operator<<(ostream& os, const unordered_map<T, U>& m) {
    os << '{';
    for (auto itr = m.begin(); itr != m.end();) {
        os << '(' << itr->first << ',' << itr->second << ')';
        if (++itr != m.end()) os << ',';
    }
    os << '}';
    return os;
}
template <typename T> ostream& operator<<(ostream& os, const set<T>& s) {
    os << '{';
    for (auto itr = s.begin(); itr != s.end();) {
        os << *itr;
        if (++itr != s.end()) os << ',';
    }
    os << '}';
    return os;
}
template <typename T> ostream& operator<<(ostream& os, const multiset<T>& s) {
    os << '{';
    for (auto itr = s.begin(); itr != s.end();) {
        os << *itr;
        if (++itr != s.end()) os << ',';
    }
    os << '}';
    return os;
}
template <typename T> ostream& operator<<(ostream& os, const unordered_set<T>& s) {
    os << '{';
    for (auto itr = s.begin(); itr != s.end();) {
        os << *itr;
        if (++itr != s.end()) os << ',';
    }
    os << '}';
    return os;
}
template <typename T> ostream& operator<<(ostream& os, const deque<T>& v) {
    for (int i = 0; i < (int)v.size(); i++) {
        os << v[i] << (i + 1 == (int)v.size() ? "" : " ");
    }
    return os;
}

void debug_out() { cerr << '\n'; }
template <class Head, class... Tail> void debug_out(Head&& head, Tail&&... tail) {
    cerr << head;
    if (sizeof...(Tail) > 0) cerr << ", ";
    debug_out(move(tail)...);
}
#ifdef LOCAL
#define debug(...)                                                                   \
    cerr << " ";                                                                     \
    cerr << #__VA_ARGS__ << " :[" << __LINE__ << ":" << __FUNCTION__ << "]" << '\n'; \
    cerr << " ";                                                                     \
    debug_out(__VA_ARGS__)
#else
#define debug(...) 42
#endif

template <typename T> T gcd(T x, T y) { return y != 0 ? gcd(y, x % y) : x; }
template <typename T> T lcm(T x, T y) { return x / gcd(x, y) * y; }

template <class T1, class T2> inline bool chmin(T1& a, T2 b) {
    if (a > b) {
        a = b;
        return true;
    }
    return false;
}
template <class T1, class T2> inline bool chmax(T1& a, T2 b) {
    if (a < b) {
        a = b;
        return true;
    }
    return false;
}
#pragma endregion

const int INF = 1e9;
const long long IINF = 1e18;
const int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1};
const char dir[4] = {'D', 'R', 'U', 'L'};
const long long MOD = 1000000007;
// const long long MOD = 998244353;

int main() {
    cin.tie(0);
    ios::sync_with_stdio(false);
    int N, L;
    cin >> N >> L;
    vector<int> d(N), B(2 * N);
    for (int& x : d) cin >> x;
    for (int& x : B) cin >> x;

    ll sum = accumulate(B.begin(), B.end(), 0LL);
    if (sum % (L * N) != 0) {
        cout << "No" << '\n';
        return 0;
    }
    ll cnt = sum / (L * N);
    for (int i = 0; i < N; i++) {
        if (B[i] + B[i + N] != L * cnt) {
            cout << "No" << '\n';
            return 0;
        }
    }

    auto dist = [&](int i, int j) {
        int res = ((d[i] + 2 * L) - d[j]) % (2 * L);
        return min(res, 2 * L - res);
    };

    for (int i = 0; i < N; i++) d.emplace_back(d[i] + L);
    vector<int> E(2 * N);
    for (int i = 0; i < 2 * N; i++) {
        int pre = (i + 2 * N - 1) % (2 * N);
        if ((B[pre] - B[i]) % dist(i, pre) != 0) {
            cout << "No" << '\n';
            return 0;
        }
        ll sub = (B[pre] - B[i]) / dist(i, pre);
        if ((sub + cnt) % 2 != 0) {
            cout << "No" << '\n';
            return 0;
        }
        E[i] = (sub + cnt) / 2;
    }

    for (int i = 0; i < N; i++) {
        ll diff = E[i + 1] - E[i];
        if (diff < 0) {
            diff *= -1;
            for (int j = 0; j < 2 * N; j++) {
                B[j] -= diff * dist(i, j);
            }
        } else {
            for (int j = 0; j < 2 * N; j++) {
                B[j] -= diff * dist(i + N, j);
            }
        }
    }

    for (int i = 0; i + 1 < 2 * N; i++) {
        if (B[i + 1] != B[i]) {
            cout << "No" << '\n';
            return 0;
        }
    }
    if (B[0] < 0) {
        cout << "No" << '\n';
        return 0;
    }
    if (B[0] % L != 0) {
        cout << "No" << '\n';
        return 0;
    }
    cout << "Yes" << '\n';
    return 0;
}

yukicoder

結果

テストケース

ソースコード