結果
問題 | No.1385 Simple Geometry 2 |
ユーザー | carrot46 |
提出日時 | 2021-02-07 23:04:04 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 372 ms / 500 ms |
コード長 | 1,715 bytes |
コンパイル時間 | 1,502 ms |
コンパイル使用メモリ | 170,052 KB |
実行使用メモリ | 58,624 KB |
最終ジャッジ日時 | 2024-07-04 17:40:35 |
合計ジャッジ時間 | 25,593 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
(要ログイン)
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
5,248 KB |
testcase_01 | AC | 1 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 3 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 3 ms
5,376 KB |
testcase_08 | AC | 5 ms
5,376 KB |
testcase_09 | AC | 5 ms
5,376 KB |
testcase_10 | AC | 5 ms
5,376 KB |
testcase_11 | AC | 5 ms
5,376 KB |
testcase_12 | AC | 5 ms
5,376 KB |
testcase_13 | AC | 363 ms
58,496 KB |
testcase_14 | AC | 347 ms
58,368 KB |
testcase_15 | AC | 358 ms
58,496 KB |
testcase_16 | AC | 339 ms
58,328 KB |
testcase_17 | AC | 352 ms
58,624 KB |
testcase_18 | AC | 336 ms
58,600 KB |
testcase_19 | AC | 336 ms
58,368 KB |
testcase_20 | AC | 358 ms
58,288 KB |
testcase_21 | AC | 350 ms
58,496 KB |
testcase_22 | AC | 335 ms
58,460 KB |
testcase_23 | AC | 368 ms
58,368 KB |
testcase_24 | AC | 341 ms
58,440 KB |
testcase_25 | AC | 339 ms
58,496 KB |
testcase_26 | AC | 346 ms
58,448 KB |
testcase_27 | AC | 356 ms
58,368 KB |
testcase_28 | AC | 341 ms
58,496 KB |
testcase_29 | AC | 360 ms
58,496 KB |
testcase_30 | AC | 338 ms
58,496 KB |
testcase_31 | AC | 363 ms
58,368 KB |
testcase_32 | AC | 347 ms
58,260 KB |
testcase_33 | AC | 358 ms
58,496 KB |
testcase_34 | AC | 341 ms
58,496 KB |
testcase_35 | AC | 350 ms
58,368 KB |
testcase_36 | AC | 347 ms
58,564 KB |
testcase_37 | AC | 355 ms
58,496 KB |
testcase_38 | AC | 340 ms
58,552 KB |
testcase_39 | AC | 357 ms
58,368 KB |
testcase_40 | AC | 352 ms
58,368 KB |
testcase_41 | AC | 355 ms
58,496 KB |
testcase_42 | AC | 348 ms
58,280 KB |
testcase_43 | AC | 354 ms
58,624 KB |
testcase_44 | AC | 349 ms
58,352 KB |
testcase_45 | AC | 351 ms
58,496 KB |
testcase_46 | AC | 343 ms
58,368 KB |
testcase_47 | AC | 352 ms
58,496 KB |
testcase_48 | AC | 347 ms
58,368 KB |
testcase_49 | AC | 364 ms
58,496 KB |
testcase_50 | AC | 355 ms
58,448 KB |
testcase_51 | AC | 357 ms
58,496 KB |
testcase_52 | AC | 343 ms
58,368 KB |
testcase_53 | AC | 350 ms
58,368 KB |
testcase_54 | AC | 341 ms
58,368 KB |
testcase_55 | AC | 354 ms
58,496 KB |
testcase_56 | AC | 345 ms
58,348 KB |
testcase_57 | AC | 357 ms
58,496 KB |
testcase_58 | AC | 372 ms
58,416 KB |
testcase_59 | AC | 339 ms
58,496 KB |
testcase_60 | AC | 260 ms
58,368 KB |
testcase_61 | AC | 261 ms
58,496 KB |
testcase_62 | AC | 251 ms
58,496 KB |
testcase_63 | AC | 366 ms
58,496 KB |
testcase_64 | AC | 364 ms
58,496 KB |
testcase_65 | AC | 357 ms
58,496 KB |
testcase_66 | AC | 351 ms
58,328 KB |
testcase_67 | AC | 342 ms
58,368 KB |
ソースコード
#include <bits/stdc++.h> //#include <chrono> //#pragma GCC optimize("Ofast") using namespace std; #define reps(i,s,n) for(int i = s; i < n; i++) #define rep(i,n) reps(i,0,n) #define Rreps(i,n,e) for(int i = n - 1; i >= e; --i) #define Rrep(i,n) Rreps(i,n,0) #define ALL(a) a.begin(), a.end() using ll = long long; using vec = vector<ll>; using mat = vector<vec>; ll N,M,H,W,Q,K,A,B; string S; using P = pair<ll, ll>; const ll INF = (1LL<<60); template<class T> bool chmin(T &a, const T b){ if(a > b) {a = b; return true;} else return false; } template<class T> bool chmax(T &a, const T b){ if(a < b) {a = b; return true;} else return false; } template<class T> void my_printv(std::vector<T> v,bool endline = true){ if(!v.empty()){ for(std::size_t i{}; i<v.size()-1; ++i) std::cout<<v[i]<<" "; std::cout<<v.back(); } if(endline) std::cout<<std::endl; } using ld = long double; using vd = vector<long double>; const ld pi = acos(-1); int main() { cin.tie(nullptr); ios::sync_with_stdio(false); cin>>N>>K; vd t(N); vd s(N), c(N); rep(i, N){ cin>>t[i]; s[i] = sin(t[i] * 2.0 * pi/ K); c[i] = cos(t[i] * 2.0 * pi/ K); } vd ss(N + 1), ks(N + 1), sc(N + 1), kc(N + 1); ld res = 0, sum_ij = 0, ns = 0, nc = 0; cout<<fixed<<setprecision(15); rep(i, N){ ss[i+1] = ss[i] + s[i]; sc[i+1] = sc[i] + c[i]; ks[i+1] = ks[i] + ss[i]; kc[i+1] = kc[i] + sc[i]; res += sum_ij + s[i] * (nc - kc[i]) + c[i] * (ks[i] - ns); ns += s[i] * i; nc += c[i] * i; sum_ij += sc[i+1] * s[i] - ss[i+1] * c[i]; } cout<<res * 3 / (N * (N - 1) * (N - 2))<<endl; }