Submission #39137

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
39137	2018-01-09 13:23:06	faustaadp	Cave (IOI13_cave)	C++14	100 / 100	387 ms	544 KiB

cave

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#include "cave.h"
#include<bits/stdc++.h>
#define ll long long
using namespace std;
int i,hz,a[5050],b[5050],l,r,c;
void TO(int aa,int bb)
{
  ll ii;
  for(ii=aa;ii<=bb;ii++)
  {
    if(b[ii]==-1)
    {
      //cout<<"d";
      a[ii]=1-a[ii];
    }
  }
//  cout<<aa<<" "<<bb<<" ";
//  for(ii=0;ii<N;ii++)
//    cout<<a[ii];
//  cout<<"\n";
}
void exploreCave(int N) {
  for(i=0;i<N;i++)
    b[i]=-1;
  for(i=0;i<N;i++)
  {
    l=0;
    r=N-1;
    if(tryCombination(a)!=i)
      TO(0,N-1);
 
 
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• Subtask 2: 13 / 13
• Subtask 3: 21 / 21
• Subtask 4: 30 / 30
• Subtask 5: 24 / 24