Submission #282872

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
282872	2020-08-25 05:59:34	IgorI	Palembang Bridges (APIO15_bridge)	C++17	100 / 100	542 ms	23928 KiB

bridge

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll ans0, ans;
vector<pair<int, int> > a;
bool comp(pair<int, int> x, pair<int, int> y)
{
    return x.first + x.second < y.first + y.second;
}
struct MedianGetter{
    set<pair<int, int> > s0, s1;
    int tot = 0;
    ll si0 = 0, si1 = 0;
    void add(int x)
    {
        pair<int, int> elem = {x, tot};
        tot++;
        if (s0.size() == 0)
        {
            s0.insert(elem);
            si0 += x;
            return;
        }
        auto it = s0.end();
 
 
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Compilation message (stderr)

bridge.cpp: In member function 'void MedianGetter::add(int)':
bridge.cpp:42:26: warning: comparison of integer expressions of different signedness: 'std::set<std::pair<int, int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   42 |         while (s0.size() < (tot + 1) / 2)
      |                ~~~~~~~~~~^~~~~~~~~~~~~~~
bridge.cpp:50:26: warning: comparison of integer expressions of different signedness: 'std::set<std::pair<int, int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   50 |         while (s0.size() > (tot + 1) / 2)
      |                ~~~~~~~~~~^~~~~~~~~~~~~~~
bridge.cpp: In function 'int main()':
bridge.cpp:89:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   89 |     for (int i = 0; i < a.size(); i++)
      |                     ~~^~~~~~~~~~
bridge.cpp:110:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  110 |     for (int i = 0; i + 1 < a.size(); i++) ans = min(ans, optpref[i] + optsuff[i + 1]);
      |                     ~~~~~~^~~~~~~~~~

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