#921483 (C++17) No.2509 Beam Shateki

• 問題: No.2509 Beam Shateki
• ユーザー: dyktr_06
• 提出日時: 2023-10-20 23:31:03
• 言語: C++17 (gcc 12.3.0 + boost 1.83.0)
• 結果: WA
• 実行時間: -
• コード長: 5,869 bytes
• コンパイル時間: 2,395 ms
• コンパイル使用メモリ: 213,088 KB
• 実行使用メモリ: 6,944 KB
• 最終ジャッジ日時: 2024-09-20 23:26:03
• 合計ジャッジ時間: 15,403 ms
• ジャッジサーバーID （参考情報）: judge2 / judge3

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; 5,376 KB
testcase_03	AC	61 ms; 5,376 KB
testcase_04	AC	60 ms; 5,376 KB
testcase_05	AC	60 ms; 5,376 KB
testcase_06	AC	61 ms; 5,376 KB
testcase_07	AC	62 ms; 5,376 KB
testcase_08	AC	62 ms; 5,376 KB
testcase_09	AC	62 ms; 5,376 KB
testcase_10	AC	61 ms; 5,376 KB
testcase_11	AC	63 ms; 5,376 KB
testcase_12	AC	65 ms; 5,376 KB
testcase_13	AC	436 ms; 5,376 KB
testcase_14	AC	435 ms; 5,376 KB
testcase_15	AC	439 ms; 5,376 KB
testcase_16	AC	425 ms; 5,376 KB
testcase_17	AC	438 ms; 5,376 KB
testcase_18	AC	425 ms; 5,376 KB
testcase_19	AC	432 ms; 5,376 KB
testcase_20	AC	432 ms; 5,376 KB
testcase_21	AC	432 ms; 5,376 KB
testcase_22	AC	431 ms; 5,376 KB
testcase_23	AC	446 ms; 5,376 KB
testcase_24	AC	424 ms; 5,376 KB
testcase_25	AC	425 ms; 5,376 KB
testcase_26	AC	431 ms; 5,376 KB
testcase_27	AC	431 ms; 5,376 KB
testcase_28	AC	428 ms; 5,376 KB
testcase_29	AC	455 ms; 5,376 KB
testcase_30	AC	423 ms; 5,376 KB
testcase_31	WA	-
testcase_32	AC	427 ms; 5,376 KB
testcase_33	AC	11 ms; 5,376 KB
testcase_34	AC	109 ms; 5,376 KB
testcase_35	AC	223 ms; 5,376 KB
testcase_36	AC	52 ms; 5,376 KB
testcase_37	AC	29 ms; 5,376 KB
testcase_38	AC	57 ms; 5,376 KB
testcase_39	AC	52 ms; 5,376 KB
testcase_40	AC	129 ms; 5,376 KB
testcase_41	AC	3 ms; 5,376 KB
testcase_42	AC	72 ms; 5,376 KB
testcase_43	AC	272 ms; 5,376 KB
testcase_44	AC	318 ms; 5,376 KB
testcase_45	AC	46 ms; 5,376 KB
testcase_46	AC	96 ms; 5,376 KB
testcase_47	AC	320 ms; 5,376 KB
testcase_48	AC	96 ms; 5,376 KB
testcase_49	AC	159 ms; 5,376 KB
testcase_50	AC	182 ms; 5,376 KB
testcase_51	AC	14 ms; 5,376 KB
testcase_52	AC	120 ms; 5,376 KB
testcase_53	AC	2 ms; 5,376 KB
testcase_54	WA	-
testcase_55	AC	2 ms; 5,376 KB
testcase_56	AC	2 ms; 5,376 KB
testcase_57	AC	2 ms; 5,376 KB
testcase_58	WA	-
testcase_59	AC	2 ms; 5,376 KB
testcase_60	WA	-
testcase_61	AC	1 ms; 5,376 KB
testcase_62	WA	-
testcase_63	WA	-

ソースコード

#include <bits/stdc++.h>

using namespace std;

#define overload4(_1, _2, _3, _4, name, ...) name
#define rep1(n) for(int i = 0; i < (int)(n); ++i)
#define rep2(i, n) for(int i = 0; i < (int)(n); ++i)
#define rep3(i, a, b) for(int i = (a); i < (int)(b); ++i)
#define rep4(i, a, b, c) for(int i = (a); i < (int)(b); i += (c))
#define rep(...) overload4(__VA_ARGS__, rep4, rep3, rep2, rep1)(__VA_ARGS__)

#define rrep(i,n) for(int i = (int)(n) - 1; i >= 0; --i)
#define ALL(a) (a).begin(), (a).end()
#define Sort(a) (sort((a).begin(), (a).end()))
#define RSort(a) (sort((a).rbegin(), (a).rend()))
#define UNIQUE(a) (a.erase(unique((a).begin(), (a).end()), (a).end()))

typedef long long int ll;
typedef unsigned long long ul;
typedef long double ld;
typedef vector<int> vi;
typedef vector<long long> vll;
typedef vector<char> vc;
typedef vector<string> vst;
typedef vector<double> vd;
typedef vector<long double> vld;
typedef pair<long long, long long> P;

template<class T> long long sum(const T& a){ return accumulate(a.begin(), a.end(), 0LL); }
template<class T> auto min(const T& a){ return *min_element(a.begin(), a.end()); }
template<class T> auto max(const T& a){ return *max_element(a.begin(), a.end()); }

const long long MINF = 0x7fffffffffff;
const long long INF = 0x1fffffffffffffff;
const long long MOD = 998244353;
const long double EPS = 1e-9;
const long double PI = acos(-1);
 
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; }

template<typename T1, typename T2> istream &operator>>(istream &is, pair<T1, T2> &p){ is >> p.first >> p.second; return is; }
template<typename T1, typename T2> ostream &operator<<(ostream &os, const pair<T1, T2> &p){ os << "(" << p.first << ", " << p.second << ")"; return os; }
template<typename T> istream &operator>>(istream &is, vector<T> &v){ for(T &in : v) is >> in; return is; }
template<typename T> ostream &operator<<(ostream &os, const vector<T> &v){ for(int i = 0; i < (int) v.size(); ++i){ os << v[i] << (i + 1 != (int) v.size() ? " " : ""); } return os; }
template <typename T, typename S> ostream &operator<<(ostream &os, const map<T, S> &mp){ for(auto &[key, val] : mp){ os << key << ":" << val << " "; } return os; }
template <typename T> ostream &operator<<(ostream &os, const set<T> &st){ auto itr = st.begin(); for(int i = 0; i < (int)st.size(); ++i){ os << *itr << (i + 1 != (int)st.size() ? " " : ""); itr++; } return os; }
template <typename T> ostream &operator<<(ostream &os, const multiset<T> &st){ auto itr = st.begin(); for(int i = 0; i < (int)st.size(); ++i){ os << *itr << (i + 1 != (int)st.size() ? " " : ""); itr++; } return os; }
template <typename T> ostream &operator<<(ostream &os, queue<T> q){ while(q.size()){ os << q.front() << " "; q.pop(); } return os; }
template <typename T> ostream &operator<<(ostream &os, deque<T> q){ while(q.size()){ os << q.front() << " "; q.pop_front(); } return os; }
template <typename T> ostream &operator<<(ostream &os, stack<T> st){ while(st.size()){ os << st.top() << " "; st.pop(); } return os; }
template <class T, class Container, class Compare> ostream &operator<<(ostream &os, priority_queue<T, Container, Compare> pq){ while(pq.size()){ os << pq.top() << " "; pq.pop(); } return os; }

template<class T, class U> inline T vin(T& vec, U n) { vec.resize(n); for(int i = 0; i < (int) n; ++i) cin >> vec[i]; return vec; }
template<class T> inline void vout(T vec, string s = "\n"){ for(auto x : vec) cout << x << s; }
template<class... T> void in(T&... a){ (cin >> ... >> a); }
void out(){ cout << '\n'; }
template<class T, class... Ts> void out(const T& a, const Ts&... b){ cout << a; (cout << ... << (cout << ' ', b)); cout << '\n'; }
template<class T, class U> void inGraph(vector<vector<T>>& G, U n, U m, bool directed = false){ G.resize(n); for(int i = 0; i < m; ++i){ int a, b; cin >> a >> b; a--, b--; G[a].push_back(b); if(!directed) G[b].push_back(a); } }

ll h, w;

void input(){
    in(h, w);
}

vector<P> dir = {{1, 0}, {0, 1}, {1, 1}};

void solve(){
    vector<vll> a(h + 2, vll(w + 2));
    rep(i, 1, h + 1){
        rep(j, 1, w + 1){
            in(a[i][j]);
        }
    }
    vector<P> p;
    rep(i, h + 2) rep(j, w + 2){
        if(i == 0 || i == h + 1 || j == 0 || j == w + 1){
            p.emplace_back(i, j);
        }
    }
    ll siz = p.size();
    vector<vll> tmp = a;
    ll ans = 0;
    for(auto [x1, y1] : p){
        for(auto [x2, y2] : p){
            for(auto [dx1, dy1] : dir){
                for(auto [dx2, dy2] : dir){
                    ll res = 0;
                    ll nowx = x1, nowy = y1;
                    while(nowx < h + 2 && nowy < w + 2){
                        res += tmp[nowx][nowy];
                        tmp[nowx][nowy] = 0;
                        nowx += dx1, nowy += dy1;
                    }
                    nowx = x2, nowy = y2;
                    while(nowx < h + 2 && nowy < w + 2){
                        res += tmp[nowx][nowy];
                        tmp[nowx][nowy] = 0;
                        nowx += dx2, nowy += dy2;
                    }
                    nowx = x1, nowy = y1;
                    while(nowx < h + 2 && nowy < w + 2){
                        tmp[nowx][nowy] = a[nowx][nowy];
                        nowx += dx1, nowy += dy1;
                    }
                    nowx = x2, nowy = y2;
                    while(nowx < h + 2 && nowy < w + 2){
                        tmp[nowx][nowy] = a[nowx][nowy];
                        nowx += dx2, nowy += dy2;
                    }
                    chmax(ans, res);
                }
            }
        }
    }
    out(ans);
}

int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout << fixed << setprecision(20);
    
    input();
    solve();
}