제출 #521213

#제출 시각아이디문제언어결과실행 시간메모리
521213krit3379콤보 (IOI18_combo)C++14
5 / 100
1 ms280 KiB
#include<bits/stdc++.h>
using namespace std;
#include<combo.h>
#define N 305

string guess_sequence(int n){
    int i,j,cnt;
    string s,t;
    if(press("AB")){
        if(press("A"))s="A";
        else s="B";
    }
    else{
        if(press("X"))s="X";
        else s="Y";
    }
    if(s!="A")t+="A";
    if(s!="B")t+="B";
    if(s!="X")t+="X";
    if(s!="Y")t+="Y";
    for(i=2;i<n;i++){
        string temp=s;
        for(j=0;j<3;j++){
            temp+=t[0];
            temp+=t[j];
            temp+=s;
        }
        temp+=t[1];
        cnt=press(temp);
        if(cnt==i+1)s+=t[0];
        else if(cnt==i)s+=t[1];
        else s+=t[2];
    }
    if(press(s+t[0]+s+t[1])==n){
        if(press(s+t[0])==n)return s+t[0];
        return s+t[1];
    }
    else return s+t[2];
}
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