Submission #1007229

#	Time	Username	Problem	Language	Result	Execution time	Memory
1007229		makanhulia	Combo (IOI18_combo)	C++17	0 / 100	1 ms	344 KiB

combo

#include<bits/stdc++.h>
#include"combo.h"
using namespace std;

string ans,coba;
int n;

string guess_sequence(int N) {
  n = N;
  for (int i=1; i<=n; i++) {
    if (i == 1) {
      coba = "AB";
      int x = press(coba);
      if (x == 0) {
        coba = "X";
        int y = press(coba);
        if (y == 1) {
          ans+="X";
        } else {
          ans+="Y";
        }
      } else {
        coba = "A";
        int y = press(coba);
        if (y == 1) {
          ans+="A";
        } else {
          ans+="B";
        }
      }
    } else {
      coba = ans + "B" + ans + "XB" + ans + "XX" + ans + "XY";
      int x = press(coba);
      if (x == i) {
        ans += "B";
      } else if (x == i + 1) {
        ans += "X";
      } else {
        ans += "Y";
      }
    }
  }
  return ans;
}

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