Submission #208684

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
208684	2020-03-12 02:04:04	bensonlzl	Telefoni (COCI17_telefoni)	C++14	80 / 80	33 ms	3368 KiB

telefoni

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#include <bits/stdc++.h>
using namespace std;
int PURQ_fenwick[600010], arr[600010];
void add(int x, int v){
  for (;x <= 600000; x += (x & -x)){
    PURQ_fenwick[x] += v;
  }
}
int query(int x){
  if (x == 0) return 0;
  int sum = 0;
  for (;x;x -= (x & -x)){
    sum += PURQ_fenwick[x];
  }
  return sum;
}
int rquery(int l, int r){
  return query(r) - query(l-1);
}
int main(){
  ios_base::sync_with_stdio(false);
  cin.tie();
  int N, D;
 
 
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• Subtask 1: 80 / 80