結果
問題 | No.705 ゴミ拾い Hard |
ユーザー | 👑 binap |
提出日時 | 2024-04-10 09:15:57 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,766 bytes |
コンパイル時間 | 4,953 ms |
コンパイル使用メモリ | 267,176 KB |
実行使用メモリ | 18,652 KB |
最終ジャッジ日時 | 2024-10-02 11:04:11 |
合計ジャッジ時間 | 17,607 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | AC | 3 ms
5,248 KB |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | WA | - |
testcase_32 | WA | - |
testcase_33 | AC | 459 ms
18,420 KB |
testcase_34 | AC | 459 ms
18,548 KB |
testcase_35 | AC | 499 ms
18,544 KB |
testcase_36 | AC | 545 ms
18,544 KB |
testcase_37 | AC | 494 ms
18,544 KB |
testcase_38 | AC | 529 ms
18,420 KB |
testcase_39 | WA | - |
testcase_40 | AC | 2 ms
5,248 KB |
testcase_41 | AC | 2 ms
5,248 KB |
testcase_42 | AC | 2 ms
5,248 KB |
testcase_43 | AC | 585 ms
18,652 KB |
ソースコード
#include<bits/stdc++.h> #include<atcoder/all> #define rep(i,n) for(int i=0;i<n;i++) using namespace std; using namespace atcoder; typedef long long ll; typedef vector<int> vi; typedef vector<long long> vl; typedef vector<vector<int>> vvi; typedef vector<vector<long long>> vvl; typedef long double ld; typedef pair<int, int> P; ostream& operator<<(ostream& os, const modint& a) {os << a.val(); return os;} template <int m> ostream& operator<<(ostream& os, const static_modint<m>& a) {os << a.val(); return os;} template <int m> ostream& operator<<(ostream& os, const dynamic_modint<m>& a) {os << a.val(); return os;} template<typename T> istream& operator>>(istream& is, vector<T>& v){int n = v.size(); assert(n > 0); rep(i, n) is >> v[i]; return is;} template<typename U, typename T> ostream& operator<<(ostream& os, const pair<U, T>& p){os << p.first << ' ' << p.second; return os;} template<typename T> ostream& operator<<(ostream& os, const vector<T>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : " "); return os;} template<typename T> ostream& operator<<(ostream& os, const vector<vector<T>>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : ""); return os;} template<typename T> void chmin(T& a, T b){a = min(a, b);} template<typename T> void chmax(T& a, T b){a = max(a, b);} // thanks for Luzhiled's memo // https://ei1333.github.io/luzhiled/snippets/dp/monotone-minima.html template<typename T, typename Compare = less<T>> pair<vector<T>, vector<int>> monotone_minima(int H, int W, const function<T(int, int)> &f, const Compare &comp = Compare()) { vector<int> idx(H); vector<T> res(H); function<void(int, int, int, int)> dfs = [&](int top, int bottom, int left, int right) { if(top > bottom) return; int line = (top + bottom) / 2; T ma = 0; int mi = -1; for(int i = left; i <= right; i++) { T cst = f(line, i); if(mi == -1 || comp(cst, ma)) { ma = cst; mi = i; } } idx[line] = mi; res[line] = ma; dfs(top, line - 1, left, mi); dfs(line + 1, bottom, mi, right); }; dfs(0, H - 1, 0, W - 1); return make_pair(res, idx); } template<typename T, typename Compare = greater<T>> pair<vector<T>, vector<int>> monotone_maxima(int H, int W, const function<T(int, int)> &f, const Compare &comp = Compare()) { return monotone_minima(H, W, f, comp); } const long long INF = 2002002002002002002; // A must be monotone template<typename T> vector<T> max_plus_convolution(vector<T> A, vector<T> B){ function<long long(int, int)> f = [&](int i, int j){ if(i - j < 0 or i - j >= int(A.size())) return -INF; return A[i - j] + B[j]; }; auto [idx, dp] = monotone_maxima(B.size() + A.size() - 1, B.size(), f); return dp; } int main(){ int n; cin >> n; vector<long long> a(n); vector<long long> x(n); vector<long long> y(n); cin >> a; cin >> x; cin >> y; auto triple = [&](long long val){ val = abs(val); return val * val * val; }; auto dist = [&](int i, int j){ assert(j >= i); return triple(a[j] - x[i]) + triple(y[i]); }; auto solve = [&](int l, int r, auto solve) -> vector<long long>{ if(r == l + 1){ return vector<long long>{0LL, dist(l, l)}; } int mid = (l + r) / 2; auto L = solve(l, mid, solve); auto R = solve(mid, r, solve); vector<long long> res((r - l) + 1, INF); rep(i, int(L.size())) chmin(res[i], L[i]); rep(i, int(R.size())) chmin(res[(mid - l) + i], L[mid - l] + R[i]); function<long long(int, int)> f = [&](int i, int j){ return L[j] + dist(l + j, (mid + i) - 1); }; auto [E, tmp] = monotone_minima((r - mid + 1), (mid - l), f); assert(E.size() == R.size()); rep(i, int(E.size())) chmin(res[(mid - l) + i], E[i]); return res; }; auto E = solve(0, n, solve); cout << E[n] << "\n"; // cout << E; return 0; }