結果
問題 | No.1247 ブロック登り |
ユーザー | hitonanode |
提出日時 | 2020-10-03 13:44:49 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 328 ms / 3,000 ms |
コード長 | 5,338 bytes |
コンパイル時間 | 1,883 ms |
コンパイル使用メモリ | 207,192 KB |
実行使用メモリ | 215,136 KB |
最終ジャッジ日時 | 2024-07-18 04:24:04 |
合計ジャッジ時間 | 6,622 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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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 | 3 ms
9,580 KB |
testcase_01 | AC | 3 ms
9,580 KB |
testcase_02 | AC | 3 ms
11,640 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 3 ms
11,736 KB |
testcase_05 | AC | 3 ms
13,680 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | AC | 11 ms
40,500 KB |
testcase_08 | AC | 12 ms
44,796 KB |
testcase_09 | AC | 8 ms
36,440 KB |
testcase_10 | AC | 7 ms
30,232 KB |
testcase_11 | AC | 318 ms
214,972 KB |
testcase_12 | AC | 310 ms
206,344 KB |
testcase_13 | AC | 320 ms
215,136 KB |
testcase_14 | AC | 328 ms
215,024 KB |
testcase_15 | AC | 325 ms
214,956 KB |
testcase_16 | AC | 326 ms
214,980 KB |
testcase_17 | AC | 325 ms
215,092 KB |
testcase_18 | AC | 300 ms
204,276 KB |
testcase_19 | AC | 35 ms
38,916 KB |
testcase_20 | AC | 13 ms
19,524 KB |
testcase_21 | AC | 3 ms
6,940 KB |
testcase_22 | AC | 37 ms
131,516 KB |
testcase_23 | AC | 34 ms
128,184 KB |
testcase_24 | AC | 25 ms
117,488 KB |
testcase_25 | AC | 304 ms
215,028 KB |
testcase_26 | AC | 293 ms
214,972 KB |
testcase_27 | AC | 300 ms
215,048 KB |
testcase_28 | AC | 303 ms
215,072 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using lint = long long; using pint = pair<int, int>; using plint = pair<lint, lint>; struct fast_ios { fast_ios() { cin.tie(nullptr), ios::sync_with_stdio(false), cout << fixed << setprecision(20); }; } fast_ios_; #define FOR(i, begin, end) for (int i = (begin), i##_end_ = (end); i < i##_end_; i++) #define IFOR(i, begin, end) for (int i = (end)-1, i##_begin_ = (begin); i >= i##_begin_; i--) #define REP(i, n) FOR(i, 0, n) #define IREP(i, n) IFOR(i, 0, n) #define ALL(x) (x).begin(), (x).end() // template <typename T, typename V> void ndarray(vector<T>& vec, const V& val, int len) { vec.assign(len, val); } template <typename T, typename V, typename... Args> void ndarray(vector<T>& vec, const V& val, int len, Args... args) { vec.resize(len), for_each(begin(vec), end(vec), [&](T& v) { ndarray(v, val, args...); }); } template <typename T> bool chmax(T& m, const T q) { return m < q ? (m = q, true) : false; } template <typename T> bool chmin(T& m, const T q) { return m > q ? (m = q, true) : false; } template <typename T1, typename T2> pair<T1, T2> operator+(const pair<T1, T2>& l, const pair<T1, T2>& r) { return make_pair(l.first + r.first, l.second + r.second); } template <typename T1, typename T2> pair<T1, T2> operator-(const pair<T1, T2>& l, const pair<T1, T2>& r) { return make_pair(l.first - r.first, l.second - r.second); } template <typename T> vector<T> srtunq(vector<T> vec) { return sort(vec.begin(), vec.end()), vec.erase(unique(vec.begin(), vec.end()), vec.end()), vec; } template <typename T> istream& operator>>(istream& is, vector<T>& vec) { return for_each(begin(vec), end(vec), [&](T& v) { is >> v; }), is; } // output template <typename T, typename V> ostream& dmpseq(ostream&, const T&, const string&, const string&, const string&); #if __cplusplus >= 201703L template <typename... T> ostream& operator<<(ostream& os, const tuple<T...>& tpl) { return apply([&os](auto&&... args) { ((os << args << ','), ...); }, tpl), os; } #endif // template <typename T1, typename T2> ostream& operator<<(ostream& os, const pair<T1, T2>& p) { return os << '(' << p.first << ',' << p.second << ')'; } template <typename T> ostream& operator<<(ostream& os, const vector<T>& x) { return dmpseq<vector<T>, T>(os, x, "[", ",", "]"); } template <typename T> ostream& operator<<(ostream& os, const deque<T>& x) { return dmpseq<deque<T>, T>(os, x, "deq[", ",", "]"); } template <typename T> ostream& operator<<(ostream& os, const set<T>& x) { return dmpseq<set<T>, T>(os, x, "{", ",", "}"); } template <typename T, typename TH> ostream& operator<<(ostream& os, const unordered_set<T, TH>& x) { return dmpseq<unordered_set<T, TH>, T>(os, x, "{", ",", "}"); } template <typename T> ostream& operator<<(ostream& os, const multiset<T>& x) { return dmpseq<multiset<T>, T>(os, x, "{", ",", "}"); } template <typename TK, typename T> ostream& operator<<(ostream& os, const map<TK, T>& x) { return dmpseq<map<TK, T>, pair<TK, T>>(os, x, "{", ",", "}"); } template <typename TK, typename T, typename TH> ostream& operator<<(ostream& os, const unordered_map<TK, T, TH>& x) { return dmpseq<unordered_map<TK, T, TH>, pair<TK, T>>(os, x, "{", ",", "}"); } template <typename T, typename V> ostream& dmpseq(ostream& os, const T& seq, const string& pre, const string& sp, const string& suf) { return os << pre, for_each(begin(seq), end(seq), [&](V x) { os << x << sp; }), os << suf; } template <typename T> void print(const vector<T>& x) { dmpseq<vector<T>, T>(cout, x, "", " ", "\n"); } #ifdef HITONANODE_LOCAL #define dbg(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ") " << __FILE__ << endl #else #define dbg(x) {} #endif int main() { int N, K; cin >> N >> K; vector<int> A(N); cin >> A; constexpr int INF = 2e9; // vector dpl(K + 1, vector(N, vector(N, -INF))); // vector dpr(K + 1, vector(N, vector(N, -INF))); // int dpl[301][300][300]; // int dpr[301][300][300]; array<array<array<int, 300>, 300>, 301> dpl; array<array<array<int, 300>, 300>, 301> dpr; REP(k, K + 1) REP(i, N) REP(j, N) dpl[k][i][j] = dpr[k][i][j] = -INF; REP(i, N) dpl[K][i][i] = dpr[K][i][i] = A[i] * K; IFOR(k, 1, K + 1) { REP(l, N) FOR(r, l, N) { if (l < r and k > 1) { chmax(dpl[k - 2][l][r], dpl[k][l][r]); chmax(dpr[k - 2][l][r], dpr[k][l][r]); } if (l) chmax(dpl[k - 1][l - 1][r], dpl[k][l][r] + A[l - 1] * (k - 1)); if (r + 1 < N) chmax(dpr[k - 1][l][r + 1], dpr[k][l][r] + A[r + 1] * (k - 1)); if (k - (r - l) >= 0) chmax(dpr[k - (r - l)][l][r], dpl[k][l][r]); if (k - (r - l) >= 0) chmax(dpl[k - (r - l)][l][r], dpr[k][l][r]); } } IFOR(k, 1, K + 1) { REP(l, N) FOR(r, l + 1, N) { if (k >= 2) chmax(dpl[k - 2][l][r], dpl[k][l][r]); if (k >= 2) chmax(dpr[k - 2][l][r], dpr[k][l][r]); chmax(dpl[k - 1][l + 1][r], dpl[k][l][r]); chmax(dpr[k - 1][l][r - 1], dpr[k][l][r]); } } REP(i, N) { int ret = -INF; REP(j, N) { if (j <= i) chmax(ret, dpr[0][j][i]); if (i <= j) chmax(ret, dpl[0][i][j]); } cout << ret << '\n'; } }