Submission #519542

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
519542	2022-01-26 15:29:48	valerikk	Election Campaign (JOI15_election_campaign)	C++17	55 / 100	186 ms	51680 KiB

election_campaign

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = 5e5 + 10;
const int K = 20;
struct {
  ll t[(int) 1e6 + 10];
  void upd(int ind, ll val) {
    for (int i = ind + 1; i < N; i += i & -i) {
      t[i] += val;
    }
  }
  void upd(int l, int r, ll val) {
    upd(l, val);
    upd(r, -val);
  }
  int get(int ind) {
    ll sum = 0;
    for (int i = ind + 1; i > 0; i -= i & -i) {
      sum += t[i];
    }
    return sum;
  }
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 5 / 5
• Subtask 3: 0 / 5
• Subtask 4: 30 / 30
• Subtask 5: 10 / 10
• Subtask 6: 0 / 40