Submission #618958

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
618958	2022-08-02 08:37:14	joelau	Road Construction (JOI21_road_construction)	C++14	7 / 100	10066 ms	39172 KiB

road_construction

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#include <bits/stdc++.h>
using namespace std;
long long N,K,ft[250005];
pair<long long,long long> lst[250005];
vector< tuple<long long,long long,long long,long long> > A;
vector<long long> dis;
set< pair<long long,long long> > s;
void update (long long x, long long v) {
  x++;
  while (x <= N) ft[x] += v, x += x & -x;
}
long long query (long long x) {
  x++;
  long long ans = 0;
  while (x) ans += ft[x], x -= x & -x;
  return ans;
}
int main() {
  ios_base::sync_with_stdio(false); cin.tie(NULL);
  cin >> N >> K;
  for (long long i = 0; i < N; ++i) {
    long long x,y; cin >> x >> y;
    lst[i] = make_pair(x-y,x+y);
    dis.push_back(lst[i].second);
  }
  sort(dis.begin(),dis.end());
 
 
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• Subtask 6: 0 / 35