Submission #232221

#	Time	Username	Problem	Language	Result	Execution time	Memory
232221		pere_gil	Combo (IOI18_combo)	C++14	0 / 100	1 ms	200 KiB

combo

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

using namespace std;

string guess_sequence(int N){
    string s="";
    string re="";
    if(press("A")>0){
        s="A";
        re="BXY";
    }
    if(press("B")>0){
        s="B";
        re="AXY";
    }
    if(press("X")>0){
        s="X";
        re="ABY";
    }
    if(press("Y")>0){
        s="Y";
        re="ABX";
    }
    bool ja;
    for(int i=0;i<N;i++){
        ja=true;
        if(ja and press(s+re[0])>0){
            s+=re[0];
            ja=false;
        }
        if(ja and press(s+re[1])>0){
            s+=re[1];
            ja=false;
        }
        if(ja and press(s+re[2])>0){
            s+=re[2];
            ja=false;
        }
    }
  return s;
}

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