제출 #763185

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
763185	2023-06-22 06:08:35	t6twotwo	늑대인간 (IOI18_werewolf)	C++17	49 / 100	4026 ms	73024 KiB

werewolf

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#include "werewolf.h"
#include <bits/stdc++.h>
using namespace std;
vector<int> check_validity(int N, vector<int> X, vector<int> Y, vector<int> S, vector<int> E, vector<int> L, vector<int> R) {
    vector<vector<int>> adj(N);
    for (int i = 0; i < X.size(); i++) {
        adj[X[i]].push_back(Y[i]);
        adj[Y[i]].push_back(X[i]);
    }
    bool line = 1;
    for (int i = 0; i < N; i++) {
        if (adj[i].size() > 2) {
            line = 0;
        }
    }
    int Q = S.size();
    vector<int> ans(Q);
    if (line) {
        int x = 0;
        while (adj[x].size() == 2) {
            x++;
        }
        vector<int> a{x, adj[x][0]};
        for (int i = 0; i < N - 2; i++) {
            a.push_back(adj[a[i + 1]][0] ^ adj[a[i + 1]][1] ^ a[i]);
        }
        vector<int> pos(N);
        for (int i = 0; i < N; i++) {
            pos[a[i]] = i;
        }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

werewolf.cpp: In function 'std::vector<int> check_validity(int, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
werewolf.cpp:6:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    6 |     for (int i = 0; i < X.size(); i++) {
      |                     ~~^~~~~~~~~~

• Subtask 1: 7 / 7
• Subtask 2: 8 / 8
• Subtask 3: 34 / 34
• Subtask 4: 0 / 51