Submission #501388

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
501388	2022-01-03 03:42:37	zhougz	역사적 조사 (JOI14_historical)	C++17	100 / 100	1039 ms	7772 KiB

historic

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/**
 *    author: zhougz
 *    created: 03/01/2022 10:55:06
**/
#include "bits/stdc++.h"
using namespace std;
int blk_sz;
struct query {
  int l, r, idx;
  bool operator<(const query &rhs) const {
    return l / blk_sz != rhs.l / blk_sz ? l < rhs.l : (r < rhs.r) ^ ((l / blk_sz) & 1);
  }
};
int main()
{
  ios::sync_with_stdio(false);
  cin.tie(0);
  int n, q;
  cin >> n >> q;
  blk_sz = n / sqrt(q);
  vector<int> arr(n);
  for (int i = 0; i < n; i++) {
    cin >> arr[i];
  }
  vector<query> queries(q);
  for (int i = 0; i < q; i++) {
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 25 / 25
• Subtask 4: 60 / 60