結果
問題 | No.1226 I hate Robot Arms |
ユーザー | hitonanode |
提出日時 | 2020-09-12 00:20:08 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 3,994 bytes |
コンパイル時間 | 8,125 ms |
コンパイル使用メモリ | 366,356 KB |
実行使用メモリ | 15,264 KB |
最終ジャッジ日時 | 2024-06-10 11:10:49 |
合計ジャッジ時間 | 12,396 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 | 2 ms
13,884 KB |
testcase_01 | AC | 4 ms
6,940 KB |
testcase_02 | TLE | - |
testcase_03 | -- | - |
testcase_04 | -- | - |
testcase_05 | -- | - |
testcase_06 | -- | - |
testcase_07 | -- | - |
testcase_08 | -- | - |
testcase_09 | -- | - |
testcase_10 | -- | - |
testcase_11 | -- | - |
testcase_12 | -- | - |
testcase_13 | -- | - |
testcase_14 | -- | - |
testcase_15 | -- | - |
testcase_16 | -- | - |
testcase_17 | -- | - |
testcase_18 | -- | - |
testcase_19 | -- | - |
testcase_20 | -- | - |
testcase_21 | -- | - |
testcase_22 | -- | - |
testcase_23 | -- | - |
testcase_24 | -- | - |
testcase_25 | -- | - |
testcase_26 | -- | - |
testcase_27 | -- | - |
testcase_28 | -- | - |
testcase_29 | -- | - |
ソースコード
#include <bits/stdc++.h> using namespace std; using lint = long long; #define FOR(i, begin, end) for(int i=(begin),i##_end_=(end);i<i##_end_;i++) #define REP(i, n) FOR(i,0,n) template <typename T> istream &operator>>(istream &is, vector<T> &vec) { for (auto &v : vec) is >> v; return is; } template <typename T> ostream &operator<<(ostream &os, const vector<T> &vec) { os << '['; for (auto v : vec) os << v << ','; os << ']'; return os; } #ifdef HITONANODE_LOCAL #define dbg(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ") " << __FILE__ << endl #else #define dbg(x) #endif // Nonrecursive Segment Tree (point-update, range-get) // - Conditions for operations: // - merge_data: [TDATA, TDATA] -> TDATA, e(x, y) == e(y, x) // - data2ret: [TDATA, TQUERY] -> TRET // - merge_ret: [TRET, TRET] -> TRET, g(defaultRET, x) == x, g(x, y) = g(y, x) // - commutability f(e(x, y), q) == g(f(x, q), f(y, q)) template <typename TDATA, typename TRET, typename TQUERY> struct NonrecursiveSegmentTree { int N; TRET defaultRET; virtual TDATA merge_data(const TDATA &, const TDATA &) = 0; virtual TRET data2ret(const TDATA &) = 0; virtual TRET merge_ret(const TRET &, const TRET &) = 0; std::vector<TDATA> data; inline TDATA& at(int i) { return data[i]; } inline void _merge(int i) { at(i) = merge_data(at(i << 1), at((i << 1) + 1)); } void initialize(const std::vector<TDATA> &seq, TRET RET_ZERO) { N = seq.size(); defaultRET = RET_ZERO; data = seq; data.insert(data.end(), seq.begin(), seq.end()); for (int i = N - 1; i; i--) _merge(i); } NonrecursiveSegmentTree() = default; void update(int pos, const TDATA &x) { assert(pos >= 0 and pos < N); at(pos + N) = x; for (int i = pos + N; i > 1;) i >>= 1, _merge(i); } // [l, r), 0-indexed TRET get(int l, int r) { assert(l >= 0 and r <= N); TRET retl = defaultRET, retr = defaultRET; l += N, r += N; while (l < r) { if (l & 1) retl = merge_ret(retl, data2ret(data[l++])); if (r & 1) retr = merge_ret(data2ret(data[--r]), retr); l >>= 1, r >>= 1; } return merge_ret(retl, retr); } }; #include <boost/multiprecision/cpp_dec_float.hpp> // using Float = long double; using Float = boost::multiprecision::cpp_dec_float_50; struct T { int deg_out; Float dx, dy; }; const Float to_rad = acos(Float(-1.0)) / 180; struct SegmentTree : public NonrecursiveSegmentTree<T, T, tuple<>> { using SegTree = NonrecursiveSegmentTree<T, T, tuple<>>; T merge_data(const T &vl, const T &vr) override { Float rad = Float(vl.deg_out) * to_rad; Float dx = vl.dx + cos(rad) * vr.dx - sin(rad) * vr.dy; Float dy = vl.dy + sin(rad) * vr.dx + cos(rad) * vr.dy; return T{(vl.deg_out + vr.deg_out + 720) % 360, dx, dy}; }; T data2ret(const T &v) override { return v; } T merge_ret(const T &vl, const T &vr) override { return merge_data(vl, vr); }; SegmentTree(const std::vector<T> &seq, T defaultmin) : SegTree::NonrecursiveSegmentTree() { SegTree::initialize(seq, defaultmin); }; }; int main() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(9); int N, Q; cin >> N >> Q; vector<T> vec(N + 1); vector<int> deg_now(N + 1, 0); FOR(i, 1, N + 1) vec[i].dx = 1; SegmentTree tree(vec, vec[0]); while (Q--) { int q, i, x; cin >> q >> i; if (q == 0) { cin >> x; i--; deg_now[i] = x; vec[i].deg_out = deg_now[i]; tree.update(i, vec[i]); } if (q == 1) { cin >> x; vec[i].dx = x; tree.update(i, vec[i]); } if (q == 2) { auto ret = tree.get(0, i + 1); cout << ret.dx << ' ' << ret.dy << '\n'; } } }