Submission #835928

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
835928	2023-08-23 23:09:57	Lobo	Rectangles (IOI19_rect)	C++17	72 / 100	4621 ms	1048576 KiB

rect

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#include "rect.h"
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define fr first
#define sc second
#define mp make_pair
#define all(x) x.begin(),x.end()
 
const int maxn = 2550;
const int inf = 1e9+10;
int n, m, a[maxn][maxn];
int lf[maxn][maxn], rg[maxn][maxn], up[maxn][maxn], dw[maxn][maxn];
set<pair<pair<int,int>,pair<int,int>>> ans;
 
 
struct {
  int mn[4*maxn], mx[4*maxn];
  vector<int> vec;
  void build(vector<int> create) {
    vec = create;
    upd(1,0,(int) vec.size()-1);
 
  }
  void upd(int no, int l, int r) {
    if(l == r) {
      mn[no] = mx[no] = vec[l];
      return;
    }
    int lc=2*no,rc=2*no+1,mid=(l+r)>>1;
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 7 / 7
• Subtask 3: 12 / 12
• Subtask 4: 22 / 22
• Subtask 5: 10 / 10
• Subtask 6: 13 / 13
• Subtask 7: 0 / 28