Submission #720620

#	Time	Username	Problem	Language	Result	Execution time	Memory
720620		AnjaJ	Garage (IOI09_garage)	C++14	100 / 100	2 ms	364 KiB

garage

#include <bits/stdc++.h>

using namespace std;

int ParkSp, Cars;
int Rate[101];
int Weight[2001];
bool Taken[101] = {};
int takenSpace[2001] = {};
int takenSpaces = 0;
int Profit = 0;
queue <int> q;

void enter(int car)
{
    if(takenSpaces == ParkSp)
        return q.push(car);
    for(int i=1; i<=ParkSp; i++)
    {
        if(Taken[i]) continue;
        takenSpace[car] = i;
        Taken[i] = true;
        Profit+=Rate[i]*Weight[car];
        takenSpaces++;
        return;
    }
}

void leave(int car)
{
    takenSpaces--;
    Taken[takenSpace[car]] = false;
    takenSpace[car] = 0;
    
    while(takenSpaces < ParkSp && !q.empty())
    {
        enter(q.front());
        q.pop();
    }
}

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);

    cin>>ParkSp>>Cars;
    for(int i=1; i<=ParkSp; i++)
    {
        cin>>Rate[i];
    }
    for(int i=1; i<=Cars; i++)
    {
        cin>>Weight[i];
    }
    for(int i=1; i<=2*Cars; i++)
    {
        int car;
        cin>>car;
        if(car<0)
            leave(-car);
        else
            enter(car);
    }
    cout<<Profit;
}

• Subtask 1: 100 / 100