Submission #608980

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
608980	2022-07-27T11:35:04 Z	DeMen100ns	Monster Game (JOI21_monster)	C++17	Compilation error	0 ms	0 KB

monster

/*
Author : DeMen100ns (a.k.a Vo Khac Trieu)
School : VNU-HCM High school for the Gifted
fuck you adhoc
*/

#include <monster.h>
#include <bits/stdc++.h>
using namespace std;

namespace {

int cnt(int id, int n){
    int ct = 0;
    for(int i = 0; i < n; ++i){
        if (id == i) continue;
        ct += Query(id, i);
    }
    return ct;
}

};

std::vector<int> Solve(int n)
{
    std::vector<int> v;
    v.push_back(0);

    for(int i = 1; i < n; ++i){
        int l = -1; r = v.size();
        if (l + 1 < r){
            int mid = (l + r) >> 1;
            if (Query(i, v[mid])){
                l = mid;
            } else r = mid;
        }
        v.insert(v.begin() + i, l);
    }
    int ct = 0;
    for(int i = 0; i < n; ++i){
        if (check(i) == n - 2){
            swap(v[ct], v[i]);
            ++ct;
        }
        if (ct == 2) break;
    }
    if (!Query(v[0], v[1])) swap(v[0], v[1]);
    for(int i = 1; i < n - 1; ++i){
        for(int j = i + 1; j < n; ++j){
            if (!Query(i, j)){
                swap(v[i + 1], v[j]);
                break;
            }
        }
    }
    return v;
}

Compilation message

monster.cpp: In function 'std::vector<int> Solve(int)':
monster.cpp:30:21: error: 'r' was not declared in this scope
   30 |         int l = -1; r = v.size();
      |                     ^
monster.cpp:41:13: error: 'check' was not declared in this scope
   41 |         if (check(i) == n - 2){
      |             ^~~~~
monster.cpp: At global scope:
monster.cpp:13:5: warning: 'int {anonymous}::cnt(int, int)' defined but not used [-Wunused-function]
   13 | int cnt(int id, int n){
      |     ^~~