Submission #898152

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
898152	2024-01-04 10:59:15	vjudge1	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++17	64 / 100	3035 ms	187012 KiB

sortbooks

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#include <bits/stdc++.h>
using namespace std;
#define all(x) x.begin(), x.end()
#define tp3 tuple<int, int, int>
const int N = 1e6, L = 20, inf = INT_MAX;
int n, m, a[N], b[N], seg[N*4], lg[N], st[L][N];
vector<int> lf[N];
vector<tp3> q[N];
bitset<N> ans;
void build(int p=1, int l=0, int r=n-1) {
  if (l == r) {
    seg[p] = (b[l] == -1 ? 0 : (a[l] + a[b[l]]));
    return;
  }
  int mid = (l+r) >> 1;
  build(p*2, l, mid);
  build(p*2+1, mid+1, r); 
  seg[p] = max(seg[p*2], seg[p*2+1]);
}
void update(int x, int p=1, int l=0, int r=n-1) {
  if (l == r) {
    seg[p] = 0;
    return;
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 9 / 9
• Subtask 3: 0 / 13
• Subtask 4: 17 / 17
• Subtask 5: 30 / 30
• Subtask 6: 0 / 23