Submission #232264

#	Time	Username	Problem	Language	Result	Execution time	Memory
232264		jhtan	Combo (IOI18_combo)	C++14	10 / 100	85 ms	560 KiB

combo

#include "combo.h"
#include <iostream>

using namespace std;

std::string guess_sequence(int N) {
  string p, s = "";

  // 5 points
  /*
  if (press("A") == 1) s += "A";
  else if (press("B") == 1) s += "B";
  else if (press("X") == 1) s += "X";
  else if (press("Y") == 1) s += "Y";

  if (press(s + "A") == 2) s += "A";
  else if (press(s + "B") == 2) s += "B";
  else if (press(s + "X") == 2) s += "X";
  else if (press(s + "Y") == 2) s += "Y";

  if (press(s + "A") == 3) s += "A";
  else if (press(s + "B") == 3) s += "B";
  else if (press(s + "X") == 3) s += "X";
  else if (press(s + "Y") == 3) s += "Y";
  */

  // more points :0
  for(int i=0; i<N; i++) {
    if (press(s + "A") == i+1) s += "A";
    else if (press(s + "B") == i+1) s += "B";
    else if (press(s + "X") == i+1) s += "X";
    else if (press(s + "Y") == i+1) s += "Y";
  }

  return s;
}

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