Submission #57524

#	Time	Username	Problem	Language	Result	Execution time	Memory
57524		Bodo171	Garage (IOI09_garage)	C++14	100 / 100	6 ms	788 KiB

garage

#include <iostream>
#include <fstream>
using namespace std;
const int nmax=2005;
int r[nmax],w[nmax],loc[nmax],lib[nmax],q[nmax];
int n,m,i,j,ind,p,u,x;
long long ans;
int main()
{
    //freopen("data.in","r",stdin);
    cin>>n>>m;
    for(i=1;i<=n;i++)
    {
        cin>>r[i];
        lib[i]=1;
    }
    for(i=1;i<=m;i++)
    {
        cin>>w[i];
    }
    p=1;
    for(i=1;i<=2*m;i++)
    {
        cin>>x;
        if(x>0)
        {
            ind=1;
            while(ind<=n&&(!lib[ind])) ind++;
            if(ind==n+1) q[++u]=x;
            else lib[ind]=0,ans+=1LL*r[ind]*w[x],loc[x]=ind;
        }
        else
        {
            x*=(-1);
            lib[loc[x]]=1;
            if(p<=u)
            {
                loc[q[p]]=loc[x];
                lib[loc[x]]=0;
                ans+=1LL*r[loc[x]]*w[q[p]];
                p++;
            }
        }
    }
    cout<<ans;
    return 0;
}

• Subtask 1: 100 / 100