結果
問題 | No.2955 Pizza Delivery Plan |
ユーザー |
![]() |
提出日時 | 2024-11-08 21:33:19 |
言語 | C++23 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 27 ms / 2,000 ms |
コード長 | 17,675 bytes |
コンパイル時間 | 4,761 ms |
コンパイル使用メモリ | 298,452 KB |
実行使用メモリ | 6,400 KB |
最終ジャッジ日時 | 2024-11-08 21:33:26 |
合計ジャッジ時間 | 6,434 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 28 |
ソースコード
#line 1 "/home/maspy/compro/library/my_template.hpp"#if defined(LOCAL)#include <my_template_compiled.hpp>#else// https://codeforces.com/blog/entry/96344#pragma GCC optimize("Ofast,unroll-loops")// いまの CF だとこれ入れると動かない?// #pragma GCC target("avx2,popcnt")#include <bits/stdc++.h>using namespace std;using ll = long long;using u8 = uint8_t;using u16 = uint16_t;using u32 = uint32_t;using u64 = uint64_t;using i128 = __int128;using u128 = unsigned __int128;using f128 = __float128;template <class T>constexpr T infty = 0;template <>constexpr int infty<int> = 1'010'000'000;template <>constexpr ll infty<ll> = 2'020'000'000'000'000'000;template <>constexpr u32 infty<u32> = infty<int>;template <>constexpr u64 infty<u64> = infty<ll>;template <>constexpr i128 infty<i128> = i128(infty<ll>) * 2'000'000'000'000'000'000;template <>constexpr double infty<double> = infty<ll>;template <>constexpr long double infty<long double> = infty<ll>;using pi = pair<ll, ll>;using vi = vector<ll>;template <class T>using vc = vector<T>;template <class T>using vvc = vector<vc<T>>;template <class T>using vvvc = vector<vvc<T>>;template <class T>using vvvvc = vector<vvvc<T>>;template <class T>using vvvvvc = vector<vvvvc<T>>;template <class T>using pq = priority_queue<T>;template <class T>using pqg = priority_queue<T, vector<T>, greater<T>>;#define vv(type, name, h, ...) vector<vector<type>> name(h, vector<type>(__VA_ARGS__))#define vvv(type, name, h, w, ...) vector<vector<vector<type>>> name(h, vector<vector<type>>(w, vector<type>(__VA_ARGS__)))#define vvvv(type, name, a, b, c, ...) \vector<vector<vector<vector<type>>>> name(a, vector<vector<vector<type>>>(b, vector<vector<type>>(c, vector<type>(__VA_ARGS__))))// https://trap.jp/post/1224/#define FOR1(a) for (ll _ = 0; _ < ll(a); ++_)#define FOR2(i, a) for (ll i = 0; i < ll(a); ++i)#define FOR3(i, a, b) for (ll i = a; i < ll(b); ++i)#define FOR4(i, a, b, c) for (ll i = a; i < ll(b); i += (c))#define FOR1_R(a) for (ll i = (a)-1; i >= ll(0); --i)#define FOR2_R(i, a) for (ll i = (a)-1; i >= ll(0); --i)#define FOR3_R(i, a, b) for (ll i = (b)-1; i >= ll(a); --i)#define overload4(a, b, c, d, e, ...) e#define overload3(a, b, c, d, ...) d#define FOR(...) overload4(__VA_ARGS__, FOR4, FOR3, FOR2, FOR1)(__VA_ARGS__)#define FOR_R(...) overload3(__VA_ARGS__, FOR3_R, FOR2_R, FOR1_R)(__VA_ARGS__)#define FOR_subset(t, s) for (ll t = (s); t >= 0; t = (t == 0 ? -1 : (t - 1) & (s)))#define all(x) x.begin(), x.end()#define len(x) ll(x.size())#define elif else if#define eb emplace_back#define mp make_pair#define mt make_tuple#define fi first#define se second#define stoi stollint popcnt(int x) { return __builtin_popcount(x); }int popcnt(u32 x) { return __builtin_popcount(x); }int popcnt(ll x) { return __builtin_popcountll(x); }int popcnt(u64 x) { return __builtin_popcountll(x); }int popcnt_sgn(int x) { return (__builtin_parity(x) & 1 ? -1 : 1); }int popcnt_sgn(u32 x) { return (__builtin_parity(x) & 1 ? -1 : 1); }int popcnt_sgn(ll x) { return (__builtin_parity(x) & 1 ? -1 : 1); }int popcnt_sgn(u64 x) { return (__builtin_parity(x) & 1 ? -1 : 1); }// (0, 1, 2, 3, 4) -> (-1, 0, 1, 1, 2)int topbit(int x) { return (x == 0 ? -1 : 31 - __builtin_clz(x)); }int topbit(u32 x) { return (x == 0 ? -1 : 31 - __builtin_clz(x)); }int topbit(ll x) { return (x == 0 ? -1 : 63 - __builtin_clzll(x)); }int topbit(u64 x) { return (x == 0 ? -1 : 63 - __builtin_clzll(x)); }// (0, 1, 2, 3, 4) -> (-1, 0, 1, 0, 2)int lowbit(int x) { return (x == 0 ? -1 : __builtin_ctz(x)); }int lowbit(u32 x) { return (x == 0 ? -1 : __builtin_ctz(x)); }int lowbit(ll x) { return (x == 0 ? -1 : __builtin_ctzll(x)); }int lowbit(u64 x) { return (x == 0 ? -1 : __builtin_ctzll(x)); }template <typename T>T floor(T a, T b) {return a / b - (a % b && (a ^ b) < 0);}template <typename T>T ceil(T x, T y) {return floor(x + y - 1, y);}template <typename T>T bmod(T x, T y) {return x - y * floor(x, y);}template <typename T>pair<T, T> divmod(T x, T y) {T q = floor(x, y);return {q, x - q * y};}template <typename T, typename U>T SUM(const vector<U> &A) {T sm = 0;for (auto &&a: A) sm += a;return sm;}#define MIN(v) *min_element(all(v))#define MAX(v) *max_element(all(v))#define LB(c, x) distance((c).begin(), lower_bound(all(c), (x)))#define UB(c, x) distance((c).begin(), upper_bound(all(c), (x)))#define UNIQUE(x) sort(all(x)), x.erase(unique(all(x)), x.end()), x.shrink_to_fit()template <typename T>T POP(deque<T> &que) {T a = que.front();que.pop_front();return a;}template <typename T>T POP(pq<T> &que) {T a = que.top();que.pop();return a;}template <typename T>T POP(pqg<T> &que) {T a = que.top();que.pop();return a;}template <typename T>T POP(vc<T> &que) {T a = que.back();que.pop_back();return a;}template <typename F>ll binary_search(F check, ll ok, ll ng, bool check_ok = true) {if (check_ok) assert(check(ok));while (abs(ok - ng) > 1) {auto x = (ng + ok) / 2;(check(x) ? ok : ng) = x;}return ok;}template <typename F>double binary_search_real(F check, double ok, double ng, int iter = 100) {FOR(iter) {double x = (ok + ng) / 2;(check(x) ? ok : ng) = x;}return (ok + ng) / 2;}template <class T, class S>inline bool chmax(T &a, const S &b) {return (a < b ? a = b, 1 : 0);}template <class T, class S>inline bool chmin(T &a, const S &b) {return (a > b ? a = b, 1 : 0);}// ? は -1vc<int> s_to_vi(const string &S, char first_char) {vc<int> A(S.size());FOR(i, S.size()) { A[i] = (S[i] != '?' ? S[i] - first_char : -1); }return A;}template <typename T, typename U>vector<T> cumsum(vector<U> &A, int off = 1) {int N = A.size();vector<T> B(N + 1);FOR(i, N) { B[i + 1] = B[i] + A[i]; }if (off == 0) B.erase(B.begin());return B;}// stable sorttemplate <typename T>vector<int> argsort(const vector<T> &A) {vector<int> ids(len(A));iota(all(ids), 0);sort(all(ids), [&](int i, int j) { return (A[i] == A[j] ? i < j : A[i] < A[j]); });return ids;}// A[I[0]], A[I[1]], ...template <typename T>vc<T> rearrange(const vc<T> &A, const vc<int> &I) {vc<T> B(len(I));FOR(i, len(I)) B[i] = A[I[i]];return B;}template <typename T, typename... Vectors>void concat(vc<T> &first, const Vectors &... others) {vc<T> &res = first;(res.insert(res.end(), others.begin(), others.end()), ...);}#endif#line 1 "/home/maspy/compro/library/other/io.hpp"#define FASTIO#include <unistd.h>// https://judge.yosupo.jp/submission/21623namespace fastio {static constexpr uint32_t SZ = 1 << 17;char ibuf[SZ];char obuf[SZ];char out[100];// pointer of ibuf, obufuint32_t pil = 0, pir = 0, por = 0;struct Pre {char num[10000][4];constexpr Pre() : num() {for (int i = 0; i < 10000; i++) {int n = i;for (int j = 3; j >= 0; j--) {num[i][j] = n % 10 | '0';n /= 10;}}}} constexpr pre;inline void load() {memcpy(ibuf, ibuf + pil, pir - pil);pir = pir - pil + fread(ibuf + pir - pil, 1, SZ - pir + pil, stdin);pil = 0;if (pir < SZ) ibuf[pir++] = '\n';}inline void flush() {fwrite(obuf, 1, por, stdout);por = 0;}void rd(char &c) {do {if (pil + 1 > pir) load();c = ibuf[pil++];} while (isspace(c));}void rd(string &x) {x.clear();char c;do {if (pil + 1 > pir) load();c = ibuf[pil++];} while (isspace(c));do {x += c;if (pil == pir) load();c = ibuf[pil++];} while (!isspace(c));}template <typename T>void rd_real(T &x) {string s;rd(s);x = stod(s);}template <typename T>void rd_integer(T &x) {if (pil + 100 > pir) load();char c;doc = ibuf[pil++];while (c < '-');bool minus = 0;if constexpr (is_signed<T>::value || is_same_v<T, i128>) {if (c == '-') { minus = 1, c = ibuf[pil++]; }}x = 0;while ('0' <= c) { x = x * 10 + (c & 15), c = ibuf[pil++]; }if constexpr (is_signed<T>::value || is_same_v<T, i128>) {if (minus) x = -x;}}void rd(int &x) { rd_integer(x); }void rd(ll &x) { rd_integer(x); }void rd(i128 &x) { rd_integer(x); }void rd(u32 &x) { rd_integer(x); }void rd(u64 &x) { rd_integer(x); }void rd(u128 &x) { rd_integer(x); }void rd(double &x) { rd_real(x); }void rd(long double &x) { rd_real(x); }void rd(f128 &x) { rd_real(x); }template <class T, class U>void rd(pair<T, U> &p) {return rd(p.first), rd(p.second);}template <size_t N = 0, typename T>void rd_tuple(T &t) {if constexpr (N < std::tuple_size<T>::value) {auto &x = std::get<N>(t);rd(x);rd_tuple<N + 1>(t);}}template <class... T>void rd(tuple<T...> &tpl) {rd_tuple(tpl);}template <size_t N = 0, typename T>void rd(array<T, N> &x) {for (auto &d: x) rd(d);}template <class T>void rd(vc<T> &x) {for (auto &d: x) rd(d);}void read() {}template <class H, class... T>void read(H &h, T &... t) {rd(h), read(t...);}void wt(const char c) {if (por == SZ) flush();obuf[por++] = c;}void wt(const string s) {for (char c: s) wt(c);}void wt(const char *s) {size_t len = strlen(s);for (size_t i = 0; i < len; i++) wt(s[i]);}template <typename T>void wt_integer(T x) {if (por > SZ - 100) flush();if (x < 0) { obuf[por++] = '-', x = -x; }int outi;for (outi = 96; x >= 10000; outi -= 4) {memcpy(out + outi, pre.num[x % 10000], 4);x /= 10000;}if (x >= 1000) {memcpy(obuf + por, pre.num[x], 4);por += 4;} else if (x >= 100) {memcpy(obuf + por, pre.num[x] + 1, 3);por += 3;} else if (x >= 10) {int q = (x * 103) >> 10;obuf[por] = q | '0';obuf[por + 1] = (x - q * 10) | '0';por += 2;} elseobuf[por++] = x | '0';memcpy(obuf + por, out + outi + 4, 96 - outi);por += 96 - outi;}template <typename T>void wt_real(T x) {ostringstream oss;oss << fixed << setprecision(15) << double(x);string s = oss.str();wt(s);}void wt(int x) { wt_integer(x); }void wt(ll x) { wt_integer(x); }void wt(i128 x) { wt_integer(x); }void wt(u32 x) { wt_integer(x); }void wt(u64 x) { wt_integer(x); }void wt(u128 x) { wt_integer(x); }void wt(double x) { wt_real(x); }void wt(long double x) { wt_real(x); }void wt(f128 x) { wt_real(x); }template <class T, class U>void wt(const pair<T, U> val) {wt(val.first);wt(' ');wt(val.second);}template <size_t N = 0, typename T>void wt_tuple(const T t) {if constexpr (N < std::tuple_size<T>::value) {if constexpr (N > 0) { wt(' '); }const auto x = std::get<N>(t);wt(x);wt_tuple<N + 1>(t);}}template <class... T>void wt(tuple<T...> tpl) {wt_tuple(tpl);}template <class T, size_t S>void wt(const array<T, S> val) {auto n = val.size();for (size_t i = 0; i < n; i++) {if (i) wt(' ');wt(val[i]);}}template <class T>void wt(const vector<T> val) {auto n = val.size();for (size_t i = 0; i < n; i++) {if (i) wt(' ');wt(val[i]);}}void print() { wt('\n'); }template <class Head, class... Tail>void print(Head &&head, Tail &&... tail) {wt(head);if (sizeof...(Tail)) wt(' ');print(forward<Tail>(tail)...);}// gcc expansion. called automaticall after main.void __attribute__((destructor)) _d() { flush(); }} // namespace fastiousing fastio::read;using fastio::print;using fastio::flush;#if defined(LOCAL)#define SHOW(...) SHOW_IMPL(__VA_ARGS__, SHOW6, SHOW5, SHOW4, SHOW3, SHOW2, SHOW1)(__VA_ARGS__)#define SHOW_IMPL(_1, _2, _3, _4, _5, _6, NAME, ...) NAME#define SHOW1(x) print(#x, "=", (x)), flush()#define SHOW2(x, y) print(#x, "=", (x), #y, "=", (y)), flush()#define SHOW3(x, y, z) print(#x, "=", (x), #y, "=", (y), #z, "=", (z)), flush()#define SHOW4(x, y, z, w) print(#x, "=", (x), #y, "=", (y), #z, "=", (z), #w, "=", (w)), flush()#define SHOW5(x, y, z, w, v) print(#x, "=", (x), #y, "=", (y), #z, "=", (z), #w, "=", (w), #v, "=", (v)), flush()#define SHOW6(x, y, z, w, v, u) print(#x, "=", (x), #y, "=", (y), #z, "=", (z), #w, "=", (w), #v, "=", (v), #u, "=", (u)), flush()#else#define SHOW(...)#endif#define INT(...) \int __VA_ARGS__; \read(__VA_ARGS__)#define LL(...) \ll __VA_ARGS__; \read(__VA_ARGS__)#define U32(...) \u32 __VA_ARGS__; \read(__VA_ARGS__)#define U64(...) \u64 __VA_ARGS__; \read(__VA_ARGS__)#define STR(...) \string __VA_ARGS__; \read(__VA_ARGS__)#define CHAR(...) \char __VA_ARGS__; \read(__VA_ARGS__)#define DBL(...) \double __VA_ARGS__; \read(__VA_ARGS__)#define VEC(type, name, size) \vector<type> name(size); \read(name)#define VV(type, name, h, w) \vector<vector<type>> name(h, vector<type>(w)); \read(name)void YES(bool t = 1) { print(t ? "YES" : "NO"); }void NO(bool t = 1) { YES(!t); }void Yes(bool t = 1) { print(t ? "Yes" : "No"); }void No(bool t = 1) { Yes(!t); }void yes(bool t = 1) { print(t ? "yes" : "no"); }void no(bool t = 1) { yes(!t); }#line 3 "main.cpp"#line 2 "/home/maspy/compro/library/geo/base.hpp"template <typename T>struct Point {T x, y;Point() : x(0), y(0) {}template <typename A, typename B>Point(A x, B y) : x(x), y(y) {}template <typename A, typename B>Point(pair<A, B> p) : x(p.fi), y(p.se) {}Point operator+=(const Point p) {x += p.x, y += p.y;return *this;}Point operator-=(const Point p) {x -= p.x, y -= p.y;return *this;}Point operator+(Point p) const { return {x + p.x, y + p.y}; }Point operator-(Point p) const { return {x - p.x, y - p.y}; }bool operator==(Point p) const { return x == p.x && y == p.y; }bool operator!=(Point p) const { return x != p.x || y != p.y; }Point operator-() const { return {-x, -y}; }Point operator*(T t) const { return {x * t, y * t}; }Point operator/(T t) const { return {x / t, y / t}; }bool operator<(Point p) const {if (x != p.x) return x < p.x;return y < p.y;}T dot(const Point& other) const { return x * other.x + y * other.y; }T det(const Point& other) const { return x * other.y - y * other.x; }double norm() { return sqrtl(x * x + y * y); }double angle() { return atan2(y, x); }Point rotate(double theta) {static_assert(!is_integral<T>::value);double c = cos(theta), s = sin(theta);return Point{c * x - s * y, s * x + c * y};}Point rot90(bool ccw) { return (ccw ? Point{-y, x} : Point{y, -x}); }};#ifdef FASTIOtemplate <typename T>void rd(Point<T>& p) {fastio::rd(p.x), fastio::rd(p.y);}template <typename T>void wt(Point<T>& p) {fastio::wt(p.x);fastio::wt(' ');fastio::wt(p.y);}#endif// A -> B -> C と進むときに、左に曲がるならば +1、右に曲がるならば -1template <typename T>int ccw(Point<T> A, Point<T> B, Point<T> C) {T x = (B - A).det(C - A);if (x > 0) return 1;if (x < 0) return -1;return 0;}template <typename REAL, typename T, typename U>REAL dist(Point<T> A, Point<U> B) {REAL dx = REAL(A.x) - REAL(B.x);REAL dy = REAL(A.y) - REAL(B.y);return sqrt(dx * dx + dy * dy);}// ax+by+ctemplate <typename T>struct Line {T a, b, c;Line(T a, T b, T c) : a(a), b(b), c(c) {}Line(Point<T> A, Point<T> B) { a = A.y - B.y, b = B.x - A.x, c = A.x * B.y - A.y * B.x; }Line(T x1, T y1, T x2, T y2) : Line(Point<T>(x1, y1), Point<T>(x2, y2)) {}template <typename U>U eval(Point<U> P) {return a * P.x + b * P.y + c;}template <typename U>T eval(U x, U y) {return a * x + b * y + c;}// 同じ直線が同じ a,b,c で表現されるようにするvoid normalize() {static_assert(is_same_v<T, int> || is_same_v<T, long long>);T g = gcd(gcd(abs(a), abs(b)), abs(c));a /= g, b /= g, c /= g;if (b < 0) { a = -a, b = -b, c = -c; }if (b == 0 && a < 0) { a = -a, b = -b, c = -c; }}bool is_parallel(Line other) { return a * other.b - b * other.a == 0; }bool is_orthogonal(Line other) { return a * other.a + b * other.b == 0; }};template <typename T>struct Segment {Point<T> A, B;Segment(Point<T> A, Point<T> B) : A(A), B(B) {}Segment(T x1, T y1, T x2, T y2) : Segment(Point<T>(x1, y1), Point<T>(x2, y2)) {}bool contain(Point<T> C) {T det = (C - A).det(B - A);if (det != 0) return 0;return (C - A).dot(B - A) >= 0 && (C - B).dot(A - B) >= 0;}Line<T> to_Line() { return Line(A, B); }};template <typename REAL>struct Circle {Point<REAL> O;REAL r;Circle(Point<REAL> O, REAL r) : O(O), r(r) {}Circle(REAL x, REAL y, REAL r) : O(x, y), r(r) {}template <typename T>bool contain(Point<T> p) {REAL dx = p.x - O.x, dy = p.y - O.y;return dx * dx + dy * dy <= r * r;}};#line 5 "main.cpp"using Re = double;using P = Point<ll>;void solve() {// set lastLL(N, K);VEC(P, A, N);vv(Re, D, N, N);FOR(i, N) FOR(j, N) D[i][j] = dist<Re>(A[i], A[j]);P O(0, 0);vv(Re, dp, 1 << N, N, infty<Re>);FOR(i, N) dp[1 << i][i] = dist<Re>(O, A[i]);FOR(s, 1 << N) {FOR(i, N) {FOR(j, N) {int t = s | 1 << j;if (s < t) chmin(dp[t][j], dp[s][i] + D[i][j]);}}}vc<Re> cost(1 << N, infty<Re>);FOR(s, 1 << N) FOR(i, N) {Re x = dp[s][i];x += dist<Re>(O, A[i]);if (popcnt(s) <= K) chmin(cost[s], x);}vc<Re> DP(1 << N, infty<Re>);DP[0] = 0;FOR(s, 1, 1 << N) {FOR_subset(t, s) { chmin(DP[s], DP[s - t] + cost[t]); }}print(DP.back());}signed main() {int T = 1;// INT(T);FOR(T) solve();return 0;}