Submission #949884

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
949884	2024-03-19 20:04:47	MinaRagy06	Street Lamps (APIO19_street_lamps)	C++17	100 / 100	1072 ms	49448 KiB

street_lamps

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
const int N = 300'005;
struct BIT {
  int n, bit[N];
  void init(int _n) {
    n = _n;
    for (int i = 0; i < n; i++) {
      bit[i] = 0;
    }
  }
  int get(int r) {
    int ans = 0;
    for (int i = r; i >= 0; i = (i & (i + 1)) - 1) {
      ans += bit[i];
    }
    return ans;
  }
  void add(int x, int v) {
    for (int i = x; i < n; i = i | (i + 1)) {
      bit[i] += v;
    }
  }
} bit;
int ans[N];
vector<array<int, 2>> upd[N], ask[N];
void process(vector<array<int, 3>> &add, vector<array<int, 3>> &q) {
  vector<int> gud;
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20