Submission #996719

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
996719	2024-06-11 06:26:03	pera	Two Antennas (JOI19_antennas)	C++17	0 / 100	1 ms	1628 KiB

antennas

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#include<bits/stdc++.h>
using namespace std;
const int N = 2000 + 1;
int n , q;
vector<int> A(N) , B(N);
vector<long long> H(N);
vector<vector<int>> turn_on(N) , turn_off(N) ;
vector<vector<long long>> t(4 * N , vector<long long>(2));
void build(int u , int l , int r){
   if(l == r){
      t[u][0] = 0LL;
      t[u][1] = (long long)1e9 + 1;
      return;
   }
   int m = (l + r) / 2;
   build(u * 2 , l , m);
   build(u * 2 + 1 , m + 1 , r);
   t[u][0] = max(t[u * 2][0] , t[u * 2 + 1][0]);
   t[u][1] = min(t[u * 2][1] , t[u * 2 + 1][1]);
}
void update(int u , int l , int r , int pos , long long x){
   if(l == r){
      if(x == -1LL){
         t[u][0] = 0LL;
         t[u][1] = (long long)1e9 + 1;
      }else{
         t[u][0] = x;
         t[u][1] = x;
      }
      return;
 
 
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• Subtask 1: 0 / 2
• Subtask 2: 0 / 11
• Subtask 3: 0 / 22
• Subtask 4: 0 / 65