제출 #272672

#제출 시각아이디문제언어결과실행 시간메모리
272672shinjan동굴 (IOI13_cave)C++14
13 / 100
18 ms512 KiB
#include <iostream>
#include <bits/stdc++.h>
#include "cave.h"
using namespace std;
void exploreCave(int n)
{
    int s[n];
    int d[n];
    for(int i=0;i<n;i++)
    {
        s[i]=0;
        d[i]=-1;
    }
    int tren,prob;
    tren=tryCombination(s);
    int x;
    while(tren!=-1)
    {
        prob=tren;
        s[prob]=!s[prob];
        int res=tryCombination(s);
        while(res<tren)
        {
            d[res]=prob;
            if(res==-1)
            {
                tren=-1;
                break;
            }
            s[prob]=!s[prob];
            prob=res;
            s[prob]=!s[prob];
            res=tryCombination(s);
        }
        if(res>tren)
        {
            d[tren]=prob;
        }
        if(res==tren)
        {
            for(int i=0;i<n;i++)
            {
                if(d[i]<0)
                {
                    s[i]=(!s[i]);
                    x=tryCombination(s);
                    if(x==-1)
                    {
                        d[i]=x;
                        tren=x;
                        break;
                    }
                    if(x<tren)
                    {
                        d[i]=x;
                        s[i]=(!s[i]);
                    }
                    else if(x>tren)
                    {
                        d[i]=tren;
                        tren=x;
                    }
                }
            }

        }
    }
    for(int i=0;i<n;i++)
    {
        if(d[i]<0)
        {
            s[i]=(!s[i]);
            d[i]=tryCombination(s);
            s[i]=(!s[i]);
        }
    }
    answer(s,d);
}
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