Submission #600538

#	Time	Username	Problem	Language	Result	Execution time	Memory
600538		Shithila	Combo (IOI18_combo)	C++14	0 / 100	1 ms	208 KiB

combo

#include "combo.h"
using namespace std;
std::string guess_sequence(int N) {
  string p = "";
  string ans;
  char add[4]={'A','B','X','Y'};
  int firstindex=0;
  int len=0;
  for(int i=0;i<4;i++)
  {
  	ans=p+add[i];
  	len=len+press(ans);
  	if(len==1) 
	{
		firstindex=i;
		p=p+add[i];
		break;
	}
  }
  for(int j=1;j<N;j++)
  {
  	for(int i=0;i<4;i++)
  	{
  		if(i==firstindex)
  		{
  			continue;
		}
  		ans=p+add[i];
  		len=len+press(ans);
  		if(len==j+1) 
		{
			firstindex=i;
			p=p+add[i];
			break;
		}
  	}
  }
  return p;
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 95