제출 #145040

#제출 시각아이디문제언어결과실행 시간메모리
145040mhy908콤보 (IOI18_combo)C++14
100 / 100
63 ms464 KiB
#include <bits/stdc++.h>
#include "combo.h"
using namespace std;
typedef long long LL;
string qu;
char c[10];
string guess_sequence(int n)
{
    if(press(qu+'A'+'B')){
        if(press(qu+'A'))qu+='A', c[1]='B', c[2]='X', c[3]='Y';
        else qu+='B', c[1]='A', c[2]='X', c[3]='Y';
    }
    else{
        if(press(qu+'X'))qu+='X', c[1]='B', c[2]='A', c[3]='Y';
        else qu+='Y', c[1]='B', c[2]='X', c[3]='A';
    }
    for(int i=2; i<n; i++){
        int temp=press(qu+c[1]+c[1]+qu+c[1]+c[2]+qu+c[1]+c[3]+qu+c[2]);
        if(temp==i+1)qu+=c[1];
        if(temp==i)qu+=c[2];
        if(temp==i-1)qu+=c[3];
    }
    if(n!=1){
        if(press(qu+c[1])==n)qu+=c[1];
        else if(press(qu+c[2])==n)qu+=c[2];
        else qu+=c[3];
    }
    return qu;
}
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