Submission #1004936

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1004936	2024-06-22 04:37:13	pavement	Flooding Wall (BOI24_wall)	C++17	100 / 100	3565 ms	941856 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define pb push_back
const int MOD = (int)1e9 + 7, INV_2 = (MOD + 1) / 2, LIM = (int)1e9;
int N, glob, a[500005], b[500005], pf_a[500005], sf_a[500005];
int exp_mod(int a, int b) {
  int r = 1;
  while (b) {
    if (b % 2 == 1) {
      r = (ll)r * a % MOD;
    }
    a = (ll)a * a % MOD;
    b /= 2;
  }
  return r;
}
struct node {
  node *left, *right;
  int val, pv;
  node(const int &_s, const int &_e) : left(nullptr), right(nullptr), val(_e - _s + 1), pv(1) {}
  void cc(const int &S, const int &E) {
    if (left == nullptr) {
      int M = (S + E) / 2;
      left = new node(S, M);
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 17 / 17
• Subtask 3: 19 / 19
• Subtask 4: 14 / 14
• Subtask 5: 12 / 12
• Subtask 6: 30 / 30