Submission #492335

#TimeUsernameProblemLanguageResultExecution timeMemory
492335Jarif_RahmanMonster Game (JOI21_monster)C++17
10 / 100
227 ms4208 KiB
#include "monster.h"
#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
using namespace std;
typedef long long int ll;
typedef string str;

vector<vector<int>> QQ;
bool query(int a, int b){
    if(a > b){
        if(QQ[b][a] == -1) QQ[b][a] = Query(b, a);
        return !QQ[b][a];
    }
    else{
        if(QQ[a][b] == -1) QQ[a][b] = Query(a, b);
        return QQ[a][b];
    }
}

vector<int> Solve(int n){
    QQ = vector<vector<int>>(n, vector<int>(n, -1));

    vector<int> cnt(n, 0), sth(n);
    for(int i = 0; i < n; i++) sth[i] = i;
    
    for(int i = 0; i < n; i++) for(int j = 0; j < n; j++) if(i != j && query(i, j)) cnt[i]++;

    sort(sth.begin(), sth.end(), [&](int a, int b){
        return cnt[a] < cnt[b];
    });
    
    if(query(sth[1], sth[0])) swap(sth[1], sth[0]);
    if(query(sth[n-1], sth[n-2])) swap(sth[n-1], sth[n-2]);

    vector<int> ans(n);
    for(int i = 0; i < n; i++) ans[sth[i]] = i;
    return ans;
}
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