Submission #715884

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
715884	2023-03-28 10:08:52	lukameladze	Sterilizing Spray (JOI15_sterilizing)	C++14	100 / 100	216 ms	9572 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;
#define f first
#define s second
 #define int long long
#define pii pair <int, int>
#define pb push_back
const int N = 3e5 + 5;
int t,n,q,k,a[N],tree[N];
set <int> s;
void update(int idx, int val) {
  for (int i = idx; i < N; i+=i&(-i)) {
    tree[i] += val;
  }
}
int getans(int idx) {
  int pas = 0;
  for (int i = idx; i > 0; i-=i&(-i)) {
    pas += tree[i];
  }
  return pas;
}
main() {
  std::ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0);
  cin>>n>>q>>k;
  for (int i = 1; i <= n; i++) {
    cin>>a[i];
    if (a[i] > 0) s.insert(i);
    update(i, a[i]);
  }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

sterilizing.cpp:23:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   23 | main() {
      | ^~~~

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