Submission #49937

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
49937	2018-06-05 04:09:48	tmwilliamlin168	Palembang Bridges (APIO15_bridge)	C++14	22 / 100	160 ms	6848 KiB

bridge

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pii pair<int, int>
#define fi first
#define se second
const int mxN=1e5;
int k, n, pts[2*mxN], med, ft2[2*mxN+1];
ll ba, ft1[2*mxN+1], a1[mxN+1], a2=LLONG_MAX;
vector<pii> ps;
priority_queue<int> bpq;
priority_queue<int, vector<int>, greater<int>> tpq;
inline void upd(int x) {
  if(x<med)
    bpq.push(x);
  else
    tpq.push(x);
  if(bpq.size()+2<=tpq.size()) {
    bpq.push(med);
    med=tpq.top(), tpq.pop();
  } else if(bpq.size()>=tpq.size()+2) {
    tpq.push(med);
    med=bpq.top(), bpq.pop();
  }
  for(int i=upper_bound(pts, pts+2*ps.size(), x)-pts; i<=2*ps.size(); i+=i&-i)
    ft1[i]+=x, ++ft2[i];
}
 
 
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Compilation message (stderr)

bridge.cpp: In function 'void upd(int)':
bridge.cpp:28:55: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=upper_bound(pts, pts+2*ps.size(), x)-pts; i<=2*ps.size(); i+=i&-i)
                                                      ~^~~~~~~~~~~~~
bridge.cpp: In function 'int main()':
bridge.cpp:67:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0; i<ps.size(); ++i) {
               ~^~~~~~~~~~

• Subtask 1: 8 / 8
• Subtask 2: 14 / 14
• Subtask 3: 0 / 9
• Subtask 4: 0 / 32
• Subtask 5: 0 / 37