結果
問題 | No.1496 不思議な数え上げ |
ユーザー | milanis48663220 |
提出日時 | 2021-05-11 23:23:44 |
言語 | C++17 (gcc 13.2.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 372 ms / 3,000 ms |
コード長 | 3,827 bytes |
コンパイル時間 | 1,346 ms |
コンパイル使用メモリ | 124,092 KB |
実行使用メモリ | 31,160 KB |
最終ジャッジ日時 | 2023-10-22 04:51:45 |
合計ジャッジ時間 | 20,575 ms |
ジャッジサーバーID (参考情報) |
judge9 / judge12 |
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 | 1 ms
4,348 KB |
testcase_01 | AC | 2 ms
4,348 KB |
testcase_02 | AC | 2 ms
4,348 KB |
testcase_03 | AC | 308 ms
12,416 KB |
testcase_04 | AC | 312 ms
12,416 KB |
testcase_05 | AC | 313 ms
12,416 KB |
testcase_06 | AC | 327 ms
31,160 KB |
testcase_07 | AC | 336 ms
31,160 KB |
testcase_08 | AC | 333 ms
31,160 KB |
testcase_09 | AC | 352 ms
31,160 KB |
testcase_10 | AC | 360 ms
31,160 KB |
testcase_11 | AC | 372 ms
31,160 KB |
testcase_12 | AC | 310 ms
12,416 KB |
testcase_13 | AC | 340 ms
17,696 KB |
testcase_14 | AC | 331 ms
21,920 KB |
testcase_15 | AC | 327 ms
18,224 KB |
testcase_16 | AC | 329 ms
19,808 KB |
testcase_17 | AC | 315 ms
12,416 KB |
testcase_18 | AC | 322 ms
12,416 KB |
testcase_19 | AC | 312 ms
12,416 KB |
testcase_20 | AC | 321 ms
12,416 KB |
testcase_21 | AC | 308 ms
12,416 KB |
testcase_22 | AC | 318 ms
12,416 KB |
testcase_23 | AC | 309 ms
12,416 KB |
testcase_24 | AC | 319 ms
12,416 KB |
testcase_25 | AC | 303 ms
12,416 KB |
testcase_26 | AC | 308 ms
12,416 KB |
testcase_27 | AC | 319 ms
12,416 KB |
testcase_28 | AC | 315 ms
12,416 KB |
testcase_29 | AC | 311 ms
12,416 KB |
testcase_30 | AC | 315 ms
12,416 KB |
testcase_31 | AC | 311 ms
12,416 KB |
testcase_32 | AC | 275 ms
11,360 KB |
testcase_33 | AC | 148 ms
7,664 KB |
testcase_34 | AC | 140 ms
7,400 KB |
testcase_35 | AC | 4 ms
4,372 KB |
testcase_36 | AC | 280 ms
11,624 KB |
testcase_37 | AC | 159 ms
7,928 KB |
testcase_38 | AC | 148 ms
7,664 KB |
testcase_39 | AC | 200 ms
10,040 KB |
testcase_40 | AC | 116 ms
6,872 KB |
testcase_41 | AC | 216 ms
10,040 KB |
ソースコード
#include <iostream> #include <algorithm> #include <iomanip> #include <vector> #include <queue> #include <set> #include <map> #include <tuple> #include <cmath> #include <numeric> #include <functional> #include <cassert> #define debug_value(x) cerr << "line" << __LINE__ << ":<" << __func__ << ">:" << #x << "=" << x << endl; #define debug(x) cerr << "line" << __LINE__ << ":<" << __func__ << ">:" << x << endl; 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; } using namespace std; typedef long long ll; template <typename T> struct segtree{ int n; T UNIT; vector<T> dat; T (*calc)(T, T); segtree(int n_, T unit, T (*_calc)(T, T)){ UNIT = unit; calc = _calc; n = 1; while(n < n_) n *= 2; dat = vector<T>(2*n); for(int i = 0; i < 2*n; i++) dat[i] = UNIT; } void insert(int k, T a){ dat[k+n-1] = a; } void update_all(){ for(int i = n-2; i >= 0; i--){ dat[i] = calc(dat[i*2+1], dat[i*2+2]); } } //k番目の値(0-indexed)をaに変更 void update(int k, T a){ k += n-1; dat[k] = a; while(k > 0){ k = (k-1)/2; dat[k] = calc(dat[k*2+1], dat[k*2+2]); } } //[a, b) //区間[a, b]へのクエリに対してはquery(a, b+1)と呼ぶ T query(int a, int b, int k=0, int l=0, int r=-1){ if(r < 0) r = n; if(r <= a || b <= l) return UNIT; if(a <= l && r <= b) return dat[k]; else{ T vl = query(a, b, k*2+1, l, (l+r)/2); T vr = query(a, b, k*2+2, (l+r)/2, r); return calc(vl, vr); } } }; int n; vector<int> p; vector<ll> p_idx; vector<ll> p_cumsum; vector<ll> a; vector<ll> ans; inline ll sect_sum(int l, int r){ return p_cumsum[r]-p_cumsum[l]; } void input(){ cin >> n; p.resize(n); p_idx.resize(n+1); p_cumsum.resize(n+1); a.resize(n+1); ans.resize(n+1); for(int i = 0; i < n; i++) { cin >> p[i]; p_idx[p[i]] = i; p_cumsum[i+1] = p_cumsum[i]+p[i]; } for(int i = 1; i <= n; i++) cin >> a[i]; } void solve(int l, int r, segtree<int> &sgt){ if(l == r) return; if(r == l+1){ int q = p[l]; if(q <= a[q]) ans[q] = 1; return; } int q = sgt.query(l, r); int c = p_idx[q]; solve(l, c, sgt); solve(c+1, r, sgt); if(c-l < r-c){ for(int i = l; i <= c; i++){ if(sect_sum(i, c+1) > a[q]) continue; if(sect_sum(i, r) <= a[q]){ ans[q] += r-c; }else{ int s = c+1, t = r; while(t-s > 1){ int x = (s+t)/2; if(sect_sum(i, x) > a[q]) t = x; else s = x; } ans[q] += s-c; } } }else{ for(int i = c; i < r; i++){ if(sect_sum(c, i+1) > a[q]) continue; if(sect_sum(l, i+1) <= a[q]){ ans[q] += c-l+1; }else{ int s = l, t = c; while(t-s > 1){ int x = (s+t)/2; if(sect_sum(x, i+1) > a[q]) s = x; else t = x; } ans[q] += c-s; } } } } const int INF = 1e9; int main(){ ios::sync_with_stdio(false); cin.tie(0); cout << setprecision(10) << fixed; input(); segtree<int> sgt(n, INF, [](int a, int b){ return min(a, b); }); for(int i = 0; i < n; i++) sgt.update(i, p[i]); solve(0, n, sgt); for(int i = 1; i <= n; i++) cout << ans[i] << endl; }