Submission #1199143

#	Time	Username	Problem	Language	Result	Execution time	Memory
1199143		djs100201	Unscrambling a Messy Bug (IOI16_messy)	C++20	0 / 100	2 ms	1096 KiB

messy

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#include "messy.h"
set<int>st[128];
vector<int> restore_permutation(int n, int w, int r)
{
    vector<int> res(n), rev(n),pl(3);
    //일단 0,1,2는 알아야 함
    for(int i=1;i<8;i++){
        string S(n, '0'), temp(n, '0');
        if(i&1)S[0]='1';
        if(i&2)S[1]='1';
        if(i&4)S[2]='1';
        for(int j=3;j<n;j++){
            if(j&(1<<(i-1))){
                S[j]='1';
                add_element(S);
                S[j]='0';
            }
        }
    }
    string S(n, '1');
    for (int i = 0; i < 3; i++)
    {
        S[i] = '0';
        add_element(S);
    }
    compile_set();
    string temp(n,'1');
    for (int ii = 0; ii < 3; ii++)
    {
        for (int i = 0; i < n; i++)
        {
            if (temp[i] == '0')
                continue;
            temp[i] = '0';
            if (check_element(temp))
            {
                res[i] = ii;
                pl[ii]=i;
                break;
            }
            temp[i] = '1';
        }
    }
    for(int i=3;i<n;i++){
        for(int j=0;j<n;j++){
            if(pl[0]==j || pl[1]==j || pl[2]==j)continue;
            st[i].insert(j);
            //i->j였음.
        }
    }
    for(int i=1;i<8;i++){
        string S(n, '0'), temp;
        if(i&1)S[pl[0]]='1';
        if(i&2)S[pl[1]]='1';
        if(i&4)S[pl[2]]='1';
        vector<int>checked(n);
        for(int j=0;j<n;j++){
            if(pl[0]==j || pl[1]==j || pl[2]==j)continue;
            temp=S;
            temp[j]='1';
            if(check_element(temp))checked[j]=1;
        }
        for(int j=3;j<n;j++){
            if(j&(1<<(i-1))){
                for (auto it = st[j].begin(); it != st[j].end(); ) {
                    if (!checked[*it]) {
                        it = st[j].erase(it);  // erase는 삭제 후 다음 iterator 반환
                    } else {
                        ++it;
                    }
                }
            }
        }
    }

    for(int i=3;i<n;i++){
        int x=*st[i].begin();
        res[x]=i;
    }
    return res;
}

Compilation message (stderr)

messy.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
messy_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~

• Subtask 1: 0 / 20
• Subtask 2: 0 / 18
• Subtask 3: 0 / 11
• Subtask 4: 0 / 21
• Subtask 5: 0 / 30