結果
問題 | No.409 ダイエット |
ユーザー | Haar |
提出日時 | 2019-01-25 14:39:54 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 4,044 bytes |
コンパイル時間 | 1,762 ms |
コンパイル使用メモリ | 175,052 KB |
実行使用メモリ | 8,064 KB |
最終ジャッジ日時 | 2024-09-16 04:46:59 |
合計ジャッジ時間 | 7,141 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 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 | 2 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 3 ms
5,376 KB |
testcase_13 | AC | 2 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | AC | 2 ms
5,376 KB |
testcase_18 | AC | 2 ms
5,376 KB |
testcase_19 | AC | 2 ms
5,376 KB |
testcase_20 | AC | 2 ms
5,376 KB |
testcase_21 | AC | 2 ms
5,376 KB |
testcase_22 | AC | 2 ms
5,376 KB |
testcase_23 | AC | 2 ms
5,376 KB |
testcase_24 | AC | 2 ms
5,376 KB |
testcase_25 | AC | 3 ms
5,376 KB |
testcase_26 | AC | 3 ms
5,376 KB |
testcase_27 | AC | 3 ms
5,376 KB |
testcase_28 | AC | 2 ms
5,376 KB |
testcase_29 | AC | 2 ms
5,376 KB |
testcase_30 | AC | 2 ms
5,376 KB |
testcase_31 | AC | 2 ms
5,376 KB |
testcase_32 | AC | 2 ms
5,376 KB |
testcase_33 | AC | 2 ms
5,376 KB |
testcase_34 | AC | 2 ms
5,376 KB |
testcase_35 | AC | 2 ms
5,376 KB |
testcase_36 | AC | 2 ms
5,376 KB |
testcase_37 | AC | 3 ms
5,376 KB |
testcase_38 | AC | 3 ms
5,376 KB |
testcase_39 | AC | 3 ms
5,376 KB |
testcase_40 | AC | 3 ms
5,376 KB |
testcase_41 | AC | 3 ms
5,376 KB |
testcase_42 | AC | 2 ms
5,376 KB |
testcase_43 | AC | 3 ms
5,376 KB |
testcase_44 | AC | 3 ms
5,376 KB |
testcase_45 | AC | 3 ms
5,376 KB |
testcase_46 | AC | 2 ms
5,376 KB |
testcase_47 | AC | 3 ms
5,376 KB |
testcase_48 | AC | 4 ms
5,376 KB |
testcase_49 | AC | 3 ms
5,376 KB |
testcase_50 | AC | 3 ms
5,376 KB |
testcase_51 | AC | 3 ms
5,376 KB |
testcase_52 | AC | 2 ms
5,376 KB |
testcase_53 | AC | 2 ms
5,376 KB |
testcase_54 | AC | 2 ms
5,376 KB |
testcase_55 | AC | 31 ms
5,632 KB |
testcase_56 | AC | 55 ms
7,936 KB |
testcase_57 | AC | 61 ms
8,064 KB |
testcase_58 | AC | 27 ms
5,376 KB |
testcase_59 | AC | 38 ms
6,272 KB |
testcase_60 | AC | 24 ms
5,376 KB |
testcase_61 | AC | 53 ms
7,296 KB |
testcase_62 | AC | 56 ms
7,680 KB |
testcase_63 | AC | 54 ms
7,296 KB |
testcase_64 | AC | 29 ms
5,632 KB |
testcase_65 | AC | 56 ms
7,424 KB |
testcase_66 | AC | 59 ms
7,936 KB |
testcase_67 | AC | 44 ms
6,912 KB |
testcase_68 | AC | 38 ms
6,400 KB |
testcase_69 | AC | 52 ms
7,168 KB |
testcase_70 | WA | - |
testcase_71 | AC | 32 ms
5,504 KB |
testcase_72 | WA | - |
testcase_73 | WA | - |
testcase_74 | WA | - |
testcase_75 | WA | - |
testcase_76 | WA | - |
testcase_77 | AC | 32 ms
5,504 KB |
testcase_78 | WA | - |
testcase_79 | WA | - |
testcase_80 | WA | - |
testcase_81 | WA | - |
testcase_82 | WA | - |
testcase_83 | WA | - |
testcase_84 | AC | 42 ms
6,144 KB |
testcase_85 | AC | 7 ms
5,376 KB |
testcase_86 | AC | 41 ms
6,016 KB |
testcase_87 | WA | - |
testcase_88 | AC | 25 ms
5,376 KB |
testcase_89 | AC | 49 ms
6,528 KB |
testcase_90 | AC | 23 ms
5,376 KB |
testcase_91 | AC | 52 ms
6,656 KB |
ソースコード
#include <bits/stdc++.h> #define FOR(v, a, b) for(int v = (a); v < (b); ++v) #define FORE(v, a, b) for(int v = (a); v <= (b); ++v) #define REP(v, n) FOR(v, 0, n) #define REPE(v, n) FORE(v, 0, n) #define REV(v, a, b) for(int v = (a); v >= (b); --v) #define ALL(x) (x).begin(), (x).end() #define ITR(it, c) for(auto it = (c).begin(); it != (c).end(); ++it) #define RITR(it, c) for(auto it = (c).rbegin(); it != (c).rend(); ++it) #define EXIST(c,x) ((c).find(x) != (c).end()) #define LLI long long int #define fst first #define snd second #ifndef M_PI #define M_PI 3.14159265358979323846 #endif #ifndef M_E #define M_E 2.71828182845904523536 #endif #ifdef DEBUG #include <boost/core/demangle.hpp> #define dump(x) cerr << "L" << __LINE__ << ": in " << __PRETTY_FUNCTION__ << " \e[32;1m" << boost::core::demangle(typeid(x).name()) << "\e[37m" << " " << (#x) << " = " << (x) << "\e[m" << endl; #else #define dump(x) #endif using namespace std; template <typename T> using V = vector<T>; template <typename T, typename U> using P = pair<T,U>; template <typename I> void join(ostream &ost, I s, I t, string d=" "){for(auto i=s; i!=t; ++i){if(i!=s)ost<<d; ost<<*i;}ost<<endl;} template <typename T> istream& operator>>(istream &is, vector<T> &v){for(auto &a : v) is >> a; return is;} template <typename T, typename U> istream& operator>>(istream &is, pair<T,U> &p){is >> p.first >> p.second; return is;} template <typename Iter> ostream& out_container(ostream &os, Iter first, Iter last){ os << "{"; auto itr = first; while(itr != last){if(itr != first) os << ","; os << *itr; ++itr;} os << "}"; return os; } template <typename T> ostream& operator<<(ostream &os, const vector<T> &c){return out_container(os,ALL(c));} template <typename T> ostream& operator<<(ostream &os, const deque<T> &c){return out_container(os,ALL(c));} template <typename T> ostream& operator<<(ostream &os, const set<T> &c){return out_container(os,ALL(c));} template <typename T> ostream& operator<<(ostream &os, const unordered_set<T> &c){return out_container(os,ALL(c));} template <typename T, typename U> ostream& operator<<(ostream &os, const map<T,U> &c){return out_container(os,ALL(c));} template <typename T, typename U> ostream& operator<<(ostream &os, const unordered_map<T,U> &c){return out_container(os,ALL(c));} template <typename T, typename U> ostream& operator<<(ostream& os, const pair<T,U> &p){os << "(" << p.first << "," << p.second << ")"; return os;} template <typename T> T& chmin(T &a, const T &b){return a = min(a,b);} template <typename T> T& chmax(T &a, const T &b){return a = max(a,b);} // 追加直線の傾きが単調減少、minクエリの値が単調増加 template <typename T> class ConvexHullTrick{ public: deque<pair<T,T>> lines; bool is_needless(pair<T,T> a, pair<T,T> b, pair<T,T> c){ return (a.snd-b.snd)*(a.fst-c.fst) >= (a.snd-c.snd)*(a.fst-b.fst); } void add(T a, T b){ if(!lines.empty()){ auto l = lines.back(); if(l.fst == a){ if(l.snd < b) return; else lines.pop_back(); } } while(lines.size()>=2 && is_needless(make_pair(a,b), lines.back(), *(lines.end()-2))){ lines.pop_back(); } lines.push_back(make_pair(a,b)); } T apply(pair<T,T> f, T x){ return f.fst*x + f.snd; } T query(T x){ while(lines.size()>=2 && apply(lines[0],x)>apply(lines[1],x)){ lines.pop_front(); } return apply(lines[0],x); } }; int main(){ cin.tie(0); ios::sync_with_stdio(false); LLI N; double A,B,W; while(cin >> N >> A >> B >> W){ vector<double> D(N); cin >> D; vector<double> dp(N); ConvexHullTrick<double> cht; dp[0] = W+D[0]; cht.add(-B/2,dp[0]+A*0+B*0*(0+1)/2); FOR(i,1,N){ double t = cht.query(i); dump(t); dp[i] = D[i]-A*(i-1)+B*i*i/2+t; chmin(dp[i], D[i]+W-A*i+B*i*(i+1)/2); cht.add(-B*(2*i+1)/2,dp[i]+A*i+B*i*(i+1)/2); } dump(dp); LLI ans = -A*(N-1)+B*N*N/2+cht.query(N); chmin(ans, (LLI)(W-A*N+B*N*(N+1)/2)); cout << ans << endl; } return 0; }