結果
問題 | No.1413 Dynamic Sushi |
ユーザー | otera |
提出日時 | 2021-03-04 06:05:09 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 974 ms / 4,000 ms |
コード長 | 5,807 bytes |
コンパイル時間 | 2,278 ms |
コンパイル使用メモリ | 207,152 KB |
実行使用メモリ | 6,820 KB |
最終ジャッジ日時 | 2024-10-04 07:39:02 |
合計ジャッジ時間 | 21,485 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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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 | AC | 874 ms
6,816 KB |
testcase_02 | AC | 3 ms
6,816 KB |
testcase_03 | AC | 3 ms
6,816 KB |
testcase_04 | AC | 861 ms
6,820 KB |
testcase_05 | AC | 886 ms
6,816 KB |
testcase_06 | AC | 905 ms
6,820 KB |
testcase_07 | AC | 908 ms
6,816 KB |
testcase_08 | AC | 872 ms
6,820 KB |
testcase_09 | AC | 955 ms
6,816 KB |
testcase_10 | AC | 921 ms
6,816 KB |
testcase_11 | AC | 917 ms
6,816 KB |
testcase_12 | AC | 959 ms
6,816 KB |
testcase_13 | AC | 959 ms
6,820 KB |
testcase_14 | AC | 968 ms
6,816 KB |
testcase_15 | AC | 953 ms
6,820 KB |
testcase_16 | AC | 950 ms
6,816 KB |
testcase_17 | AC | 954 ms
6,816 KB |
testcase_18 | AC | 974 ms
6,816 KB |
testcase_19 | AC | 942 ms
6,816 KB |
testcase_20 | AC | 404 ms
6,816 KB |
testcase_21 | AC | 6 ms
6,816 KB |
testcase_22 | AC | 922 ms
6,820 KB |
testcase_23 | AC | 965 ms
6,820 KB |
testcase_24 | AC | 932 ms
6,820 KB |
ソースコード
/** * author: otera **/ #include<bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; using ull = unsigned long long; using uint = unsigned; const int inf=1e9+7; const ll INF=1LL<<60; #define rep(i, n) for(int i = 0; i < n; ++ i) #define per(i,n) for(int i=n-1;i>=0;i--) #define Rep(i,sta,n) for(int i=sta;i<n;i++) #define rep1(i,n) for(int i=1;i<=n;i++) #define per1(i,n) for(int i=n;i>=1;i--) #define Rep1(i,sta,n) for(int i=sta;i<=n;i++) typedef pair<int, int> P; typedef pair<ll, ll> LP; #define pb push_back #define eb emplace_back #define fr first #define sc second #define all(c) c.begin(),c.end() #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 Sort(a) sort(all(a)) #define Rev(a) reverse(all(a)) #define Uniq(a) sort(all(a));a.erase(unique(all(a)),end(a)) #define si(c) (int)(c).size() inline ll popcnt(ull a){ return __builtin_popcountll(a); } #define tpow(n) (1LL<<(n)) #define unless(A) if(!(A)) ll intpow(ll a, ll b){ ll ans = 1; while(b){ if(b & 1) ans *= a; a *= a; b /= 2; } return ans; } template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; } template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; } #define INT(...) int __VA_ARGS__;in(__VA_ARGS__) #define LL(...) ll __VA_ARGS__;in(__VA_ARGS__) #define ULL(...) ull __VA_ARGS__;in(__VA_ARGS__) #define STR(...) string __VA_ARGS__;in(__VA_ARGS__) #define CHR(...) char __VA_ARGS__;in(__VA_ARGS__) #define DBL(...) double __VA_ARGS__;in(__VA_ARGS__) #define LD(...) ld __VA_ARGS__;in(__VA_ARGS__) #define vec(type,name,...) vector<type>name(__VA_ARGS__) #define VEC(type,name,size) vector<type>name(size);in(name) #define vv(type,name,h,...) vector<vector<type>>name(h,vector<type>(__VA_ARGS__)) #define VV(type,name,h,w) vector<vector<type>>name(h,vector<type>(w));in(name) #define vvv(type,name,h,w,...) vector<vector<vector<type>>>name(h,vector<vector<type>>(w,vector<type>(__VA_ARGS__))) 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 pq = priority_queue<T>; template <class T> using pqg = priority_queue<T, vector<T>, greater<T>>; template<class T> void scan(T& a){ cin >> a; } template<class T> void scan(vector<T>& a){ for(auto&& i : a) scan(i); } void in(){} template <class Head, class... Tail> void in(Head& head, Tail&... tail){ scan(head); in(tail...); } void print(){ cout << ' '; } template<class T> void print(const T& a){ cout << a; } template<class T> void print(const vector<T>& a){ if(a.empty()) return; print(a[0]); for(auto i = a.begin(); ++i != a.end(); ){ cout << ' '; print(*i); } } int out(){ cout << '\n'; return 0; } template<class T> int out(const T& t){ print(t); cout << '\n'; return 0; } template<class Head, class... Tail> int out(const Head& head, const Tail&... tail){ print(head); cout << ' '; out(tail...); return 0; } #define CHOOSE(a) CHOOSE2 a #define CHOOSE2(a0,a1,a2,a3,a4,x,...) x #define debug_1(x1) cout<<#x1<<": "<<x1<<endl #define debug_2(x1,x2) cout<<#x1<<": "<<x1<<", "#x2<<": "<<x2<<endl #define debug_3(x1,x2,x3) cout<<#x1<<": "<<x1<<", "#x2<<": "<<x2<<", "#x3<<": "<<x3<<endl #define debug_4(x1,x2,x3,x4) cout<<#x1<<": "<<x1<<", "#x2<<": "<<x2<<", "#x3<<": "<<x3<<", "#x4<<": "<<x4<<endl #define debug_5(x1,x2,x3,x4,x5) cout<<#x1<<": "<<x1<<", "#x2<<": "<<x2<<", "#x3<<": "<<x3<<", "#x4<<": "<<x4<<", "#x5<<": "<<x5<<endl #ifdef DEBUG #define debug(...) CHOOSE((__VA_ARGS__,debug_5,debug_4,debug_3,debug_2,debug_1,~))(__VA_ARGS__) #define dump(...) { print(#__VA_ARGS__); print(":"); out(__VA_ARGS__); } #else #define debug(...) #define dump(...) #endif #define int long long const ld pi = acos(-1.0); ld dp[(1<<13)][13]; void solve() { INT(n, w); ++ n; vc<int> x(n), y(n), r(n), v(n), a(n); rep(i, n - 1) { in(x[i], y[i], r[i], v[i], a[i]); } x[n - 1] = y[n - 1] = r[n - 1] = v[n - 1] = a[n - 1] = 0; auto xi = [&](int i, ld t) -> ld { ld s = (ld)v[i] * t + (ld)a[i]; s *= pi / 180.0; return (ld)x[i] + (ld)r[i] * cos(s); }; auto yi = [&](int i, ld t) -> ld { ld s = (ld)v[i] * t + (ld)a[i]; s *= pi / 180.0; return (ld)y[i] + (ld)r[i] * sin(s); }; auto dist = [&](int i, int j, ld t1, ld t2) -> ld { return sqrt(pow(xi(i, t1) - xi(j, t2), 2.0) + pow(yi(i, t1) - yi(j, t2), 2.0)); }; rep(i, (1<<13)) rep(j, 13) dp[i][j] = inf; dp[tpow(n - 1)][n - 1] = 0.0; rep(bit, (1<<n)) { rep(i, n) { rep(j, n) { if(dp[bit][i] > inf - 1.0) continue; if(bit & tpow(i) and !(bit & tpow(j))) { ld ti = dp[bit][i]; // ld s = (ld)v[j] * ti + (ld)a[j] - ((ld)v[i] * ti + (ld)a[i]); // s *= pi / 180.0; ld ok = 500.0, ng = 0.0; rep(_, 30) { ld mid = (ok + ng) / 2.0; // ld ss = s + (ld)v[j] * mid * pi / 180.0; // ld di = pow((ld)r[i], 2.0) + pow((ld)r[j], 2.0) - 2.0 * (ld)r[i] * (ld)r[j] * cos(ss); if((ld)w * mid >= dist(i, j, ti, ti + mid)) ok = mid; else ng = mid; } chmin(dp[bit | tpow(j)][j], dp[bit][i] + ok); } } } } ld ans = inf; rep(i, n) chmin(ans, dp[(1<<n) - 1][i]); out(ans); } signed main() { ios::sync_with_stdio(false); cin.tie(0); cout << fixed << setprecision(20); // INT(t); rep(i, t)solve(); solve(); return 0; }