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답안 #260840

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
260840 2020-08-11T05:16:02 Z 반딧불(#5074) 길고양이 (JOI20_stray) C++17
0 / 100
 46 ms 15828 KB 
#include <bits/stdc++.h>
#include "Anthony.h"

using namespace std;

namespace {
    int n, k;
    vector<pair<int, int> > link[20002];
    int col[20002];
    int road[20002];

    const int s[6] = {0, 0, 1, 0, 1, 1};

    void dfs(int x, int par = -1, int cnt = 0){
        if(par == -1){
            for(auto &y: link[x]){
                col[y.second] = s[cnt];
                road[y.first] = y.second;
                dfs(y.first, x, (cnt+1)%6);
            }
            return;
        }
        if((int)link[x].size() == 1) return;
        if((int)link[x].size() == 2){
            for(auto &y: link[x]){
                if(par == y.first) continue;
                col[y.second] = s[cnt];
                road[y.first] = y.second;
                dfs(y.first, x, (cnt+1)%6);
            }
            return;
        }

        if(col[road[x]]) cnt = 0;
        else cnt = 2;
        for(auto &y: link[x]){
            if(par == y.first) continue;
            col[y.second] = !col[road[x]];
            dfs(y.first, x, cnt);
        }
    }
}

vector<int> Mark(int N, int M, int A, int B, vector<int> U, vector<int> V) {
    n = N;
    k = M;
    for(int i=0; i<k; i++){
        link[U[i]].push_back(make_pair(V[i], i));
        link[V[i]].push_back(make_pair(U[i], i));
    }

    dfs(0);
    return vector<int>(col, col+k);
}

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

using namespace std;

namespace {
    int a, b;
    int prv = -1;
    bool strange = 1;
    int cnt = 0;

    int s[] = {1, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0};
    vector<int> vb;
}

void Init(int A, int B) {
    a = A;
    b = B;
    prv = -1, strange = 1;
}

int Move(vector<int> y) {
    int c0 = y[0];
    int c1 = y[1];

    cnt++;
    if(cnt > 6) strange = 0;

    if(!strange){
        if(!c0) return prv = 1;
        if(!c1) return prv = 0;
        if(c0 == 1) return prv = 0;
        if(c1 == 1) return prv = 1;

        fprintf(stderr, "nowhere to go; c0 >= 2, c1 >= 2");
        exit(1);
    }
    else{
        if(prv == 0) c0++;
        if(prv == 1) c1++;

        if(prv == -1){ /// ù ���� ���
            if(c0 + c1 == 1){ /// �� ���� ��ۿ� ���� ���
                strange = 0; /// ���� ���� ��������.
                if(c0) return prv = 0; /// �װ� 0�̸� 0���� ����.
                if(c1) return prv = 1; /// �װ� 1�̸� 1�� ����.

                fprintf(stderr, "c0 + c1 == 1 but what is 1?");
                exit(1); /// �Ͼ �� ���� ���� �Ͼ��!
            }

            if(c0 + c1 > 2){ /// ���� ���� ���� ���
                strange = 0; /// ���� ��������!
                if(c0 == 1) return prv = 0; /// 0�� 1���ۿ� ������ 0���� ����.
                if(c1 == 1) return prv = 1; /// 1�� 1���ۿ� ������ 1�� ����.

                fprintf(stderr, "c0 + c1 > 2 but what is 1?");
                exit(1); /// �Ͼ �� ���� ���� �Ͼ��!
            }

            /// ���� c0 + c1 = 2�̴�.
            if(c0 == 2){
                vb.push_back(0);
                vb.push_back(0);
                return prv = 0; /// �� �� 0�̴ϱ� �׳� 0���� ����.
            }
            else if(c1 == 2){
                vb.push_back(1);
                vb.push_back(1);
                return prv = 1; /// �� �� 1�̴ϱ� �׳� 1�� ����.
            }
            else{
                vb.push_back(0);
                vb.push_back(1);
                return prv = 1; /// �׳� 1�� ����.
            }
        }

        /// ù ���� �ƴ����� ������ �̽�½���� ���� �ִ� ����̴�.
        if(c0 + c1 > 2){ /// ���� ���� ���� ���
            strange = 0; /// ���� ��������!
            if(c0 == 1) return prv = 0; /// 0�� 1���ۿ� ������ 0���� ����.
            if(c1 == 1) return prv = 1; /// 1�� 1���ۿ� ������ 1�� ����.

            fprintf(stderr, "c0 + c1 > 2 but what is 1?");
            exit(1); /// �Ͼ �� ���� ���� �Ͼ��!
        }

        if(c0 + c1 == 1){ /// ���ٸ� ���� ���
            strange = 0; /// �츮 ������ Ʋ������ ���ư���!
            return -1;
        }

        /// ���� �̽�½����, ������ ������ �ڽ���.
        vb.push_back(y[0] ? 0 : 1); /// �ϴ� vb �ڿ� ���� �� �ִ� ���� �߰��Ѵ�.
//        for(auto &x: vb) printf("%d ", x);
//        puts("");

        bool possible = 0;
        for(int i=0; i<6; i++){ /// ���� ��Ȳ�� �������� �Ǻ��Ѵ�.
            bool different = 0;
            for(int j=0; j<(int)vb.size(); j++){
                if(s[i+j] != vb[j]){
                    different = 1;
                    break;
                }
            }
            if(!different){
                possible = 1;
                break;
            }
        }

        if(!possible){
            strange = 0; /// ���� ��Ȳ�� �Ұ����ߴ�!
            return -1; /// �ǵ��ư���.
        }
        return prv = y[0] ? 0 : 1; /// ���� �̽�½���� �ϴ� ��� �����Ѵ�.
    }
}

Subtask #1
0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 44 ms 15828 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #2
0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 44 ms 15828 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #3
0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 46 ms 13576 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #4
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 46 ms 13576 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 1536 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #6
0 / 71.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 43 ms 11392 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -

Subtask #7
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 41 ms 11276 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -