Submission #704307

#	Time	Username	Problem	Language	Result	Execution time	Memory
704307		Hiennoob123	Park (JOI17_park)	C++14	10 / 100	10 ms	348 KiB

park

#include "park.h"
#include <bits/stdc++.h>
#define ll int
#define ld long double
#define pll pair<ll,ll>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
using namespace std;
const ll maxn = 1405;
static int Place[1400];
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
ll random(ll l ,ll r)
{
    ll x = rng();
    return (abs(x)%(r-l+1)+l);
}
ll t, n;
vector<pll> Edge;
ll par[maxn];
ll find_par(ll v)
{
    if(v==par[v]) return v;
    else return par[v] = find_par(par[v]);
}
bool mid(ll a, ll b, ll c)
{
    if(a>c) swap(a, c);
    //cout << a << " " << b << " " << c << "\n";
    for(int i = 0; i< n; i++) Place[i] = 1;
    Place[b] = 0;
    return !Ask(a, c, Place);
}
bool adj(ll a, ll b)
{
    if(a>b) swap(a, b);
    //cout << a << " " << b << "\n";
    for(int i = 0; i< n; i++) Place[i] = 0;
    Place[a] = Place[b] = 1;
    return Ask(a, b, Place);
}
void Answ()
{
    for(auto u: Edge)
    {
        if(u.fi>u.se) swap(u.fi, u.se);
        //cout << u.fi << " " << u.se << "\n";
        Answer(u.fi, u.se);
    }
}
namespace task1
{
    void solve()
    {
        for(int i = 0; i< n; i++)
        {
            for(int j = i+1; j< n; j++)
            {
                if(adj(i, j)) Edge.push_back(mp(i, j));
            }
        }
        Answ();
    }
}
namespace task2
{

}
void Detect(int xaa, int xa) {
    t = xaa; n = xa;
    if(t==1) task1::solve();
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 27
• Subtask 4: 0 / 30
• Subtask 5: 0 / 23