Submission #640754

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
640754	2022-09-15T07:38:03 Z	Tenis0206	Santa Claus (RMI19_santa)	C++11	0 / 100	449 ms	12676 KB

santa

#include <bits/stdc++.h>

using namespace std;

int n;

int x[100005],v[100005];
bool h[100005];

bool sel[100005];

int nr_left = 0;

int ai[500005],lazy[500005];

void preset(int nod, int a, int b)
{
    ai[nod] = lazy[nod] = 0;
    if(a==b)
    {
        return;
    }
    int mij = (a + b) >> 1;
    preset(nod*2,a,mij);
    preset(nod*2+1,mij+1,b);
}

void propag(int nod)
{
    if(!lazy[nod])
    {
        return;
    }
    ai[nod*2] += lazy[nod];
    ai[nod*2+1] += lazy[nod];
    lazy[nod*2] += lazy[nod];
    lazy[nod*2+1] += lazy[nod];
    lazy[nod] = 0;
    return;
}

void update(int ua, int ub, int val, int nod, int a, int b)
{
    if(ua<=a && ub>=b)
    {
        ai[nod] += val;
        lazy[nod] += val;
        return;
    }
    propag(nod);
    int mij = (a + b) >> 1;
    if(ua<=mij)
    {
        update(ua,ub,val,nod*2,a,mij);
    }
    if(ub>mij)
    {
        update(ua,ub,val,nod*2+1,mij+1,b);
    }
    ai[nod] = min(ai[nod*2],ai[nod*2+1]);
}

void add_elf(int val)
{
    update(val,n,-1,1,1,n);
}

void remove_elf(int val)
{
    update(val,n,+1,1,1,n);
}

void add_child(int val)
{
    update(val,n,+1,1,1,n);
}

void remove_child(int val)
{
    update(val,n,-1,1,1,n);
}

bool is_ok()
{
    return (ai[1] >= 0);
}

bool can_remove(int val, bool type)
{
    if(type==0)
    {
        return true;
    }
    remove_child(val);
    bool ok = is_ok();
    add_child(val);
    return ok;
}

void solve_test()
{
    cin>>n;
    for(int i=1; i<=n; i++)
    {
        cin>>x[i];
    }
    int last_elf = 0;
    for(int i=1; i<=n; i++)
    {
        cin>>h[i];
        if(!h[i])
        {
            last_elf = i;
        }
    }
    for(int i=1; i<=n; i++)
    {
        cin>>v[i];
    }
    int poz = 0;
    for(int i=1; i<=n; i++)
    {
        if(h[i]==0)
        {
            add_elf(v[i]);
        }
        else
        {
            add_child(v[i]);
        }
        if(last_elf > i)
        {
            cout<<-1<<' ';
            continue;
        }
        if(is_ok())
        {
            poz = i;
            break;
        }
    }
    multiset<int> s;
    for(int i=1; i<=poz; i++)
    {
        if(h[i]==0)
        {
            s.insert(v[i]);
            continue;
        }
        auto dr = s.lower_bound(v[i]);
        if(dr==s.end())
        {
            continue;
        }
        remove_elf(*dr);
        if(can_remove(v[i],h[i]))
        {
            remove_child(v[i]);
            s.erase(dr);
            sel[i] = true;
        }
        else
        {
            add_elf(*dr);
        }
    }
    int j = 1;
    while(j<poz && (can_remove(v[j],h[j]) || sel[j] || j > last_elf))
    {
        if(!sel[j] && h[j])
        {
            remove_child(v[j]);
        }
        ++j;
    }
    cout<<2 * x[poz] - x[j]<<' ';
    for(int i=poz+1; i<=n; i++)
    {
        if(h[i]==0)
        {
            add_elf(v[i]);
        }
        else
        {
            add_child(v[i]);
        }
        if(last_elf > i)
        {
            cout<<-1<<' ';
            continue;
        }
        while(j<i && (can_remove(v[j],h[j]) || sel[j] || j > last_elf))
        {
            if(!sel[j] && h[j])
            {
                remove_child(v[j]);
            }
            ++j;
        }
        cout<<2 * x[i] - x[j]<<' ';
    }
    cout<<'\n';
    preset(1,1,n);
    for(int i=1; i<=n; i++)
    {
        sel[i] = false;
    }
}

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    int t;
    cin>>t;
    for(int test=1; test<=t; test++)
    {
        solve_test();
    }
    return 0;
}

Subtask #1

0 / 100.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	1 ms	340 KB	Output isn't correct
2	Incorrect	1 ms	340 KB	Output isn't correct
3	Incorrect	8 ms	576 KB	Output isn't correct
4	Incorrect	21 ms	840 KB	Output isn't correct
5	Incorrect	48 ms	1544 KB	Output isn't correct
6	Incorrect	80 ms	2444 KB	Output isn't correct
7	Incorrect	156 ms	4392 KB	Output isn't correct
8	Incorrect	234 ms	6776 KB	Output isn't correct
9	Incorrect	302 ms	9764 KB	Output isn't correct
10	Incorrect	449 ms	12676 KB	Output isn't correct