結果
問題 | No.1045 直方体大学 |
ユーザー | rniya |
提出日時 | 2020-10-04 12:49:54 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 1,486 ms / 2,000 ms |
コード長 | 3,535 bytes |
コンパイル時間 | 1,862 ms |
コンパイル使用メモリ | 172,768 KB |
実行使用メモリ | 28,776 KB |
最終ジャッジ日時 | 2024-07-19 08:40:16 |
合計ジャッジ時間 | 16,490 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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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
6,816 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 3 ms
9,832 KB |
testcase_03 | AC | 4 ms
9,708 KB |
testcase_04 | AC | 3 ms
11,620 KB |
testcase_05 | AC | 13 ms
17,772 KB |
testcase_06 | AC | 14 ms
17,772 KB |
testcase_07 | AC | 14 ms
17,904 KB |
testcase_08 | AC | 1,394 ms
28,612 KB |
testcase_09 | AC | 1,412 ms
27,020 KB |
testcase_10 | AC | 1,375 ms
26,892 KB |
testcase_11 | AC | 1,440 ms
28,260 KB |
testcase_12 | AC | 1,406 ms
26,984 KB |
testcase_13 | AC | 1,330 ms
28,016 KB |
testcase_14 | AC | 1,486 ms
28,484 KB |
testcase_15 | AC | 1,397 ms
28,144 KB |
testcase_16 | AC | 1,431 ms
28,776 KB |
testcase_17 | AC | 6 ms
15,720 KB |
testcase_18 | AC | 1,089 ms
26,992 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #define LOCAL #pragma region Macros typedef long long ll; #define ALL(x) (x).begin(),(x).end() const long long MOD=1000000007; // const long long MOD=998244353; 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'}; 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<v.size();++i){ os << v[i] << (i+1==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> ostream &operator<<(ostream &os,const map<T,U> &m){ os << '{'; for (auto itr=m.begin();itr!=m.end();++itr){ os << '(' << itr->first << ',' << itr->second << ')'; if (++itr!=m.end()) os << ','; --itr; } os << '}'; return os; } template<typename T> ostream &operator<<(ostream &os,const set<T> &s){ os << '{'; for (auto itr=s.begin();itr!=s.end();++itr){ os << *itr; if (++itr!=s.end()) os << ','; --itr; } os << '}'; 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 MAX_N=17; int dp[MAX_N][3][1<<MAX_N]; int main(){ cin.tie(0); ios::sync_with_stdio(false); int N; cin >> N; vector<vector<int>> a(N,vector<int>(3)); for (int i=0;i<N;++i){ for (int j=0;j<3;++j){ cin >> a[i][j]; } } for (int i=0;i<N;++i){ for (int j=0;j<3;++j){ for (int mask=0;mask<(1<<N);++mask){ dp[i][j][mask]=-INF; } } } dp[0][0][0]=0; auto check=[&](int i,int j,int k,int l){ int p=-1,q=-1,r=-1,s=-1; for (int m=0;m<3;++m){ if (m==j) continue; (p<0?p:q)=a[i][m]; } for (int m=0;m<3;++m){ if (m==l) continue; (r<0?r:s)=a[k][m]; } if (p>q) swap(p,q); if (r>s) swap(r,s); return (p<=r&&q<=s?a[k][l]:-INF); }; int ans=0; for (int mask=0;mask<(1<<N);++mask){ for (int i=0;i<N;++i){ for (int j=0;j<3;++j){ for (int k=0;k<N;++k){ if (mask&1<<k) continue; for (int l=0;l<3;++l){ if (!mask) dp[k][l][mask|1<<k]=max(dp[k][l][mask|1<<k],a[k][l]); else dp[k][l][mask|1<<k]=max(dp[k][l][mask|1<<k],dp[i][j][mask]+check(i,j,k,l)); } } ans=max(ans,dp[i][j][mask]); } } } cout << ans << '\n'; }