Submission #34413

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
34413	2017-11-11 05:06:36	aome	Sterilizing Spray (JOI15_sterilizing)	C++14	100 / 100	613 ms	8816 KiB

sterilizing

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
#include <bits/stdc++.h>
using namespace std;
const int N = 100005;
int n, m, x, a[N];
long long it[2][4 * N];
void build(int i, int l, int r) {
  if (l == r) {
    it[0][i] = it[1][i] = a[l]; return;
  }
  int mid = (l + r) >> 1;
  build(i << 1, l, mid), build(i << 1 | 1, mid + 1, r);
  it[0][i] = it[0][i << 1] + it[0][i << 1 | 1];
  it[1][i] = max(it[1][i << 1], it[1][i << 1 | 1]);
}
void upd(int i, int l, int r, int p, int x) {
  if (l == r) {
    it[0][i] = it[1][i] = x; return;
  }
  int mid = (l + r) >> 1;
  if (p <= mid) upd(i << 1, l, mid, p, x);
  else upd(i << 1 | 1, mid + 1, r, p, x);
  it[0][i] = it[0][i << 1] + it[0][i << 1 | 1];
  it[1][i] = max(it[1][i << 1], it[1][i << 1 | 1]);
}
long long get(int i, int l, int r, int u, int v) {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 75 / 75