This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include "icc.h"
#include<iostream>
#include<vector>
#include<algorithm>
using namespace std;
int n;
vector<int> comps[105];
vector<int> ord;
int aska[105],askb[105],sa,sb;
int wirtz(int poz)
{
sa=sb=0;
for(int i=0;i<=poz;i++)
for(auto x:comps[ord[i]])
aska[sa++]=x;
for(int i=poz+1;i<ord.size();i++)
for(auto x:comps[ord[i]])
askb[sb++]=x;
return query(sa,sb,aska,askb);
}
void run(int N)
{
n=N;
for(int i=1;i<=n;i++)
{
ord.push_back(i);
comps[i].push_back(i);
}
for(int pas=1;pas<n;pas++)
{
// cout<<pas<<" pas incepe\n";
do
{
random_shuffle(ord.begin(),ord.end());
}while(!wirtz((int)ord.size()/2-1));
// cout<<pas<<" pas intermediar\n";
int st,dr,ans;
st=0;
dr=(int)ord.size()/2-2;
ans=(int)ord.size()/2-1;
while(st<=dr)
{
int mij=(st+dr)/2;
if(wirtz(mij))
{
ans=mij;
dr=mij-1;
}
else
st=mij+1;
}
int tole = ord[ans];
st=(int)ord.size()/2;
dr=(int)ord.size()-1;
ans=(int)ord.size()/2-1;
while(st<=dr)
{
int mij=(st+dr)/2;
if(wirtz(mij))
{
ans=mij;
st=mij+1;
}
else
dr=mij-1;
}
int tori = ord[ans+1];
for(auto x:comps[tole])
{
for(auto y:comps[tori])
{
aska[0]=x;
askb[0]=y;
if(query(1,1,aska,askb))
{
setRoad(x,y);
}
}
}
for(auto x:comps[tori])
comps[tole].push_back(x);
comps[tori].clear();
for(int i=0;i<ord.size();i++)
{
if(ord[i]==tori)
{
ord.erase(ord.begin()+i);
break;
}
}
}
}
/**
4
1 2
1 3
3 4
*/
Compilation message (stderr)
icc.cpp: In function 'int wirtz(int)':
icc.cpp:16:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
16 | for(int i=poz+1;i<ord.size();i++)
| ~^~~~~~~~~~~
icc.cpp: In function 'void run(int)':
icc.cpp:85:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
85 | for(int i=0;i<ord.size();i++)
| ~^~~~~~~~~~~
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |