oj.uz

답안 #584259

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
584259 2022-06-27T06:05:07 Z 반딧불(#8375) Ancient Machine (JOI21_ancient_machine) C++17
0 / 100
 2000 ms 9252 KB 
#include "Anna.h"
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

namespace nAnna{
    int n;
    int s[100005];
    void Anna(int N, vector<char> _s){
        n = N;
        for(int i=1; i<=n; i++) s[i] = _s[i-1] - 'X';
        for(int i=1; i<=n; i++){
            Send(s[i]/2), Send(s[i]%2);
        }
    }
}

void Anna(int N, vector<char> S){
    return nAnna::Anna(N, S);
}

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

using namespace std;

namespace nBruno{
    int n, k;
    int arr[100002];
    bool removed[100002];
    int first0=-1, last2=-1, last1=-1;
    vector<pair<int, int> > vec;
    vector<pair<int, int> > stk;

    void remove(int x){
        Remove(x);
        removed[x] = 1;
    }

    void Bruno(int _n, int _l, vector<int> _vec){
        n = _n, k = _l;
        for(int i=0; i<n; i++){
            arr[i] = _vec[i*2] * 2 + _vec[i*2+1];
        }
        for(int i=0; i<n; i++){
            if(arr[i] == 0){
                first0 = i;
                break;
            }
            else remove(i);
        }
        if(first0<0) return;

        for(int i=n-1; i>=first0; i--){
            if(arr[i] == 2){
                last2 = i;
                break;
            }
            else remove(i);
        }
        if(last2<0) return;

        for(int i=last2-1; i>=first0; i--){
            if(arr[i] == 1){
                last1 = i;
                break;
            }
            else remove(i);
        }
        if(last1<0){
            Remove(last2);
            return;
        }

        for(int i=0; i<n; i++){
            if(removed[i]) continue;
            if(vec.empty()){
                if(arr[i] != 0) Remove(i);
                else vec.push_back(make_pair(i, arr[i]));
            }
            else if(vec.back().second == 1){
                if(arr[i] == 1) Remove(i);
                else vec.push_back(make_pair(i, arr[i]));
            }
            else{
                if(arr[i] != 1) Remove(i);
                else vec.push_back(make_pair(i, arr[i]));
            }
        }

        for(int i=0; i<(int)vec.size(); i++){
            assert((i%2) == (vec[i].second==1));
            stk.push_back(vec[i]);
            while((int)stk.size() >= 3){
                int s = (int)stk.size();
                if(stk[s-1].second != 2 || stk[s-2].second != 1 || stk[s-3].second != 0) continue;
                if(stk[s-1].first == last2){ /// 2�� ���� �� ��
                    Remove(stk[s-2].first);
                    Remove(stk[s-3].first);
                    auto tmp = stk.back();
                    stk.pop_back();
                    stk.pop_back();
                    stk.pop_back();
                    stk.push_back(tmp);
                }
                else{ /// 2�� ���� ����
                    Remove(stk[s-1].first);
                    Remove(stk[s-2].first);
                    stk.pop_back();
                    stk.pop_back();
                }
            }
        }
        while(!stk.empty()){
            Remove(stk.back().first);
            stk.pop_back();
        }
    }
}

void Bruno(int N, int L, vector<int> A){
    nBruno::Bruno(N, L, A);
}

Subtask #1
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 620 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -

Subtask #2
0 / 95.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 2065 ms 9252 KB Time limit exceeded
2 Halted 0 ms 0 KB -