Submission #42289

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
42289	2018-02-25 13:02:12	RezwanArefin01	Art Exhibition (JOI18_art)	C++14	100 / 100	707 ms	16612 KiB

art

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> ii; 
const int maxn = 5e5 + 10;
ll a[maxn], p[maxn]; 
int main(int argc, char const *argv[]) {
#ifdef LOCAL_TESTING
  freopen("in", "r", stdin);
#endif
  int n; cin >> n; 
  vector<pair<ll, ll> > x(n); 
  for(int i = 0; i < n; i++) {
    cin >> x[i].first >> x[i].second; 
  }
  sort(x.begin(), x.end());
  for(int i = 0; i < n; i++) {
    a[i] = x[i].first; 
  } 
  p[0] = x[0].second;
  for(int i = 1; i < n; i++)
    p[i] = p[i - 1] + x[i].second;
  // p[i] - p[j - 1] - a[i] + a[j]
  //=p[i] - a[i] + (a[j] - p[j - 1])
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 50 / 50