Submission #164339

#	Time	Username	Problem	Language	Result	Execution time	Memory
164339		aggu_01000101	Combo (IOI18_combo)	C++14	10 / 100	87 ms	436 KiB

combo

#include"combo.h"
#include<bits/stdc++.h>

using namespace std;

string guess_sequence(int n){
    string lol[] = {"A", "B", "X", "Y"};
    int taken = 0;
    while(press(lol[taken])==0) taken++;
    string s = lol[taken];
    for(int i = 1;i<n;i++){
        for(int j = 0;j<4;j++){
            if(j==taken) continue;
            int rn = press(s + lol[j]);
            if(rn==(i+1)){
                s+=lol[j];
                j = 5;
            }
        }
    }
    return s;
}

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