結果

問題 No.2509 Beam Shateki
ユーザー siganaisiganai
提出日時 2023-10-20 22:09:51
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
TLE  
実行時間 -
コード長 6,770 bytes
コンパイル時間 2,544 ms
コンパイル使用メモリ 211,652 KB
実行使用メモリ 8,744 KB
最終ジャッジ日時 2023-10-20 22:11:31
合計ジャッジ時間 19,755 ms
ジャッジサーバーID
(参考情報)
judge11 / judge9
このコードへのチャレンジ
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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
4,348 KB
testcase_01 AC 2 ms
4,348 KB
testcase_02 AC 2 ms
4,348 KB
testcase_03 AC 246 ms
4,348 KB
testcase_04 AC 244 ms
4,348 KB
testcase_05 AC 244 ms
4,348 KB
testcase_06 AC 246 ms
4,348 KB
testcase_07 AC 245 ms
4,348 KB
testcase_08 AC 245 ms
4,348 KB
testcase_09 AC 245 ms
4,348 KB
testcase_10 AC 245 ms
4,348 KB
testcase_11 AC 247 ms
4,348 KB
testcase_12 AC 272 ms
4,348 KB
testcase_13 TLE -
testcase_14 TLE -
testcase_15 TLE -
testcase_16 TLE -
testcase_17 TLE -
testcase_18 TLE -
testcase_19 TLE -
testcase_20 TLE -
testcase_21 TLE -
testcase_22 TLE -
testcase_23 TLE -
testcase_24 TLE -
testcase_25 TLE -
testcase_26 TLE -
testcase_27 TLE -
testcase_28 TLE -
testcase_29 TLE -
testcase_30 TLE -
testcase_31 TLE -
testcase_32 TLE -
testcase_33 AC 35 ms
4,348 KB
testcase_34 AC 459 ms
4,348 KB
testcase_35 AC 1,025 ms
4,348 KB
testcase_36 AC 174 ms
4,348 KB
testcase_37 AC 9 ms
4,348 KB
testcase_38 AC 207 ms
4,348 KB
testcase_39 AC 166 ms
4,348 KB
testcase_40 AC 555 ms
4,348 KB
testcase_41 AC 4 ms
4,348 KB
testcase_42 AC 237 ms
4,348 KB
testcase_43 AC 1,322 ms
4,348 KB
testcase_44 AC 1,533 ms
4,348 KB
testcase_45 AC 159 ms
4,348 KB
testcase_46 AC 300 ms
4,348 KB
testcase_47 AC 1,528 ms
4,348 KB
testcase_48 AC 394 ms
4,348 KB
testcase_49 AC 662 ms
4,348 KB
testcase_50 AC 828 ms
4,348 KB
testcase_51 AC 33 ms
4,348 KB
testcase_52 AC 501 ms
4,348 KB
testcase_53 AC 53 ms
4,348 KB
testcase_54 AC 3 ms
4,348 KB
testcase_55 AC 3 ms
4,348 KB
testcase_56 AC 6 ms
4,348 KB
testcase_57 AC 2 ms
4,348 KB
testcase_58 AC 3 ms
4,348 KB
testcase_59 AC 2 ms
4,348 KB
testcase_60 AC 2 ms
4,348 KB
testcase_61 AC 2 ms
4,348 KB
testcase_62 AC 2 ms
4,348 KB
testcase_63 AC 2 ms
4,348 KB
権限があれば一括ダウンロードができます

ソースコード

diff #

//#pragma GCC target("avx,avx2")
//#pragma GCC optimize("O3")
//#pragma GCC optimize("unroll-loops")
#include<bits/stdc++.h>
#ifdef LOCAL
#include <debug.hpp>
#define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)
#else
#define debug(...) (static_cast<void>(0))
#endif
using namespace std;
using ll = long long;
using ld = long double;
using pll = pair<ll, ll>;
using pii = pair<int, int>;
using vi = vector<int>;
using vvi = vector<vi>;
using vvvi = vector<vvi>;
using vl = vector<ll>;
using vvl = vector<vl>;
using vvvl = vector<vvl>;
using vpii = vector<pii>;
using vpll = vector<pll>;
using vs = vector<string>;
template<class T> using pq = priority_queue<T, vector<T>, greater<T>>;
#define overload4(_1, _2, _3, _4, name, ...) name
#define overload3(a,b,c,name,...) name
#define rep1(n) for (ll UNUSED_NUMBER = 0; UNUSED_NUMBER < (n); ++UNUSED_NUMBER)
#define rep2(i, n) for (ll i = 0; i < (n); ++i)
#define rep3(i, a, b) for (ll i = (a); i < (b); ++i)
#define rep4(i, a, b, c) for (ll i = (a); i < (b); i += (c))
#define rep(...) overload4(__VA_ARGS__, rep4, rep3, rep2, rep1)(__VA_ARGS__)
#define rrep1(n) for(ll i = (n) - 1;i >= 0;i--)
#define rrep2(i,n) for(ll i = (n) - 1;i >= 0;i--)
#define rrep3(i,a,b) for(ll i = (b) - 1;i >= (a);i--)
#define rrep4(i,a,b,c) for(ll i = (a) + ((b)-(a)-1) / (c) * (c);i >= (a);i -= c)
#define rrep(...) overload4(__VA_ARGS__, rrep4, rrep3, rrep2, rrep1)(__VA_ARGS__)
#define all1(i) begin(i) , end(i)
#define all2(i,a) begin(i) , begin(i) + a
#define all3(i,a,b) begin(i) + a , begin(i) + b
#define all(...) overload3(__VA_ARGS__, all3, all2, all1)(__VA_ARGS__)
#define sum(...) accumulate(all(__VA_ARGS__),0LL)
template<class T> bool chmin(T &a, const T &b){ if(a > b){ a = b; return 1; } else return 0; }
template<class T> bool chmax(T &a, const T &b){ if(a < b){ a = b; return 1; } else return 0; }
template<class T> auto min(const T& a){return *min_element(all(a));}
template<class T> auto max(const T& a){return *max_element(all(a));}
template<class... Ts> void in(Ts&... t);
#define INT(...) int __VA_ARGS__; in(__VA_ARGS__)
#define LL(...) ll __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, size) vector<type> name(size); in(name)
#define VV(type, name, h, w) vector<vector<type>> name(h, vector<type>(w)); in(name)
ll intpow(ll a, ll b){ ll ans = 1; while(b){if(b & 1) ans *= a; a *= a; b /= 2;} return ans;}
ll modpow(ll a, ll b, ll p){ ll ans = 1; a %= p;if(a < 0) a += p;while(b){ if(b & 1) (ans *= a) %= p; (a *= a) %= p; b /= 2; } return ans; }
ll GCD(ll a,ll b) { if(a == 0 || b == 0) return 0; if(a % b == 0) return b; else return GCD(b,a%b);}
ll LCM(ll a,ll b) { if(a == 0) return b; if(b == 0) return a;return a / GCD(a,b) * b;}
void Yes() {cout << "Yes\n";return;}
void No() {cout << "No\n";return;}
void YES() {cout << "YES\n";return;}
void NO() {cout << "NO\n";return;}
namespace IO{
#define VOID(a) decltype(void(a))
struct setting{ setting(){cin.tie(nullptr); ios::sync_with_stdio(false);fixed(cout); cout.precision(12);}} setting;
template<int I> struct P : P<I-1>{};
template<> struct P<0>{};
template<class T> void i(T& t){ i(t, P<3>{}); }
void i(vector<bool>::reference t, P<3>){ int a; i(a); t = a; }
template<class T> auto i(T& t, P<2>) -> VOID(cin >> t){ cin >> t; }
template<class T> auto i(T& t, P<1>) -> VOID(begin(t)){ for(auto&& x : t) i(x); }
template<class T, size_t... idx> void ituple(T& t, index_sequence<idx...>){in(get<idx>(t)...);}
template<class T> auto i(T& t, P<0>) -> VOID(tuple_size<T>{}){ituple(t, make_index_sequence<tuple_size<T>::value>{});} 
#undef VOID
}
#define unpack(a) (void)initializer_list<int>{(a, 0)...}
template<class... Ts> void in(Ts&... t){ unpack(IO :: i(t)); }

#undef unpack
static const double PI = 3.1415926535897932;
template <class F> struct REC {
    F f;
    REC(F &&f_) : f(forward<F>(f_)) {}
    template <class... Args> auto operator()(Args &&...args) const { return f(*this, forward<Args>(args)...); }};
//constexpr int mod = 1000000007;
constexpr int mod = 998244353;
int dx[] = {1,-1,0,0,1,1,-1,-1};
int dy[] = {0,0,1,-1,1,-1,1,-1};

int main() {
    INT(h,w);
    vvi a(h+2,vi(w+2));
    rep(i,1,h+1) {
        rep(j,1,w+1) {
            cin >> a[i][j];
        }
    }
    int ans = 0;
    vvvi S(h+2,vvi(w+2,vi(8)));
    rep(i,h+2) {
        rep(j,w+2) {
            if(a[i][j] == 0) {
                rep(k,8) {
                    int nx = i,ny = j;
                    while(1) {
                        nx += dx[k];
                        ny += dy[k];
                        if(1 <= nx && nx < h + 1 && 1 <= ny && ny < w + 1) {
                            S[i][j][k] += a[nx][ny];
                        }
                        else break;
                    }
                }
            }
        }
    }
    debug(a);
    rep(i,h+2) {
        rep(j,w+2) {
            if(a[i][j] == 0) {
                rep(ii,i,h+2) {
                    rep(jj,w+2) {
                        if(a[ii][jj] == 0 && (ii > i || jj > j)) {
                            rep(k,8) {
                                rep(l,8) {
                                    int tmp = S[i][j][k] + S[ii][jj][l];
                                    int nx = i,ny = j;
                                    while(1) {
                                        nx += dx[k];
                                        ny += dy[k];
                                        if(1 <= nx && nx < h + 1 && 1 <= ny && ny < w + 1) {
                                            int dix = nx - ii,diy = ny - jj;
                                            int gc = abs(gcd(dix,diy));
                                            if(gc == 0) {
                                                debug(i,ii,j,jj);
                                                assert(false);
                                            }
                                            dix /= gc;
                                            diy /= gc;
                                            if(dix == dx[l] && diy == dy[l]) {
                                                tmp -= a[nx][ny];
                                            }
                                        }
                                        else break;
                                    }
                                    if(tmp == 27) debug(i,j,k,ii,jj,l);
                                    chmax(ans,tmp);
                                }
                            }
                        }
                    }
                }
            }
        }
    }
    cout << ans << '\n';

}
0