Submission #132915

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
132915	2019-07-19 23:22:15	KieranHorgan	Meetings (IOI18_meetings)	C++17	19 / 100	5542 ms	281832 KiB

meetings

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#pragma GCC optimize("Ofast")
#include "meetings.h"
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 100005;
// #define int long long
int N, Q;
vector<signed> H,L,R;
int ST[MAXN][20];
int lg(signed x) {return 31 - __builtin_clz(x);}
void buildST() {
  for(int i = 0; i < N; i++)
    ST[i][0] = i;
  for(int j = 1; j < 20; j++)
    for(int i = 0; i + (1<<j) <= N; i++) {
      if(H[ST[i][j-1]] > H[ST[i+(1<<(j-1))][j-1]])
        ST[i][j] = ST[i][j-1];
      else
        ST[i][j] = ST[i+(1<<(j-1))][j-1];
    }
}
int query(int l, int r) {
  int dif = (r-l+1);
  int j = lg(dif);
  j++;
  int i = l;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

• Subtask 1: 4 / 4
• Subtask 2: 15 / 15
• Subtask 3: 0 / 17
• Subtask 4: 0 / 24
• Subtask 5: 0 / 40