Submission #776402

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
776402	2023-07-07 20:11:55	Hacv16	Sterilizing Spray (JOI15_sterilizing)	C++98	100 / 100	236 ms	14972 KiB

sterilizing

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#include <bits/stdc++.h>
using namespace std;
 
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
typedef long long ll;
const int MAX = 2e5 + 10;
 
struct Node{
  ll sum, mx;
  Node(ll a = 0, ll b = 0) : sum(a), mx(b) { }
  Node operator + (Node other){
    return Node(sum + other.sum, max(mx, other.mx));
  }
} seg[4 * MAX];
ll n, q, k, v[4 * MAX];
 
void build(int p, int l, int r){
  if(l == r){
    seg[p] = Node(v[l], v[l]);
    return;
  }
 
  int m = (l + r) >> 1, e = 2 * p, d = e + 1;
  build(e, l, m); build(d, m + 1, r);
 
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 75 / 75