Submission #436150

#	Time	Username	Problem	Language	Result	Execution time	Memory
436150		aymane7	Fun Tour (APIO20_fun)	C++17	Compilation error	0 ms	0 KiB

fun

#include<bits/stdc++.h>
#pragma GCC optimize("O2")
#define deb(x) cout << #x << " = " << x <<endl
#define F first
#define S second
#define PB push_back
#define MP make_pair
#define all(c) c.begin(), c.end()
#define endl "\n"
#define sz(u) (int)(u.size())
#define L(x)(2*x)
#define R(x)(2*x+1)
#define M(x,y)((x+y)/2)
typedef long long ll;
typedef unsigned long long ull;
using namespace std;
/*
int hoursRequired(int x,int y){
    cout<<x<<" "<<y<<endl;
    int ans;
    cin>>ans;
    return ans;
    assert(0);
}
*/
vector<int> createFunTour(int n,int q){
    priority_queue<pair<int,pair<int,int>>> pq;
    for(int i=0;i<n;i++)
        for(int j=0;j<n;j++)
            if(i!=j){
                assert(i<n && i>=0 && j>=0 && j<n);
                int a=hoursRequired(i,j);
                pq.push({a,{i,j}});
                pq.push({a,{j,i}});
            }
    vector<int> ans;
    int cur=pq.top().S.F;
    ans.PB(cur);
    vector<bool> vis(n,0);
    vis[cur]=1;
    while(!pq.empty()){
            auto u=pq.top();
            pq.pop();
            if(u.S.F!=cur || vis[u.S.S])
                continue;
            cur=u.S.S;
            ans.PB(cur);
            vis[cur]=1;
    }
    /*
    for(auto x:ans)
        cout<<x<<" ";
        */
    return ans;
}
/*
int main(){
    createFunTour(2,0);
}
*/

Compilation message (stderr)

fun.cpp: In function 'std::vector<int> createFunTour(int, int)':
fun.cpp:32:23: error: 'hoursRequired' was not declared in this scope
   32 |                 int a=hoursRequired(i,j);
      |                       ^~~~~~~~~~~~~