Submission #869022

#	Time	Username	Problem	Language	Result	Execution time	Memory
869022		HuyQuang_re_Zero	Garage (IOI09_garage)	C++14	100 / 100	2 ms	4556 KiB

garage

#include <bits/stdc++.h>
#define ll long long
#define db long double
#define N 200005
#define II pair <ll,ll>
#define III pair <ll,II>
#define IV pair <vector <int>,vector <int> >
#define fst first
#define snd second
#define BIT(x,i) ((x>>i)&1)
#define Log(x) (31-__builtin_clz((int)x))
#define LogLL(x) (63-__builtin_clzll((ll)x))
#define pi acos(-1)
#define to_radian(x) (x*pi/180.0)
#define to_degree(x) (x*180.0/pi)
using namespace std;
ll n,m,c[N],w[N],i,u,res,ok[N],pos[N];
queue <int> car;
int Find()
{
    int i;
    for(i=1;i<=n;i++)
        if(ok[i]) break;
    return i;
}
int main()
{
  //  freopen("garage.inp","r",stdin);
    //freopen("garage.out","w",stdout);
    cin>>n>>m;
    for(i=1;i<=n;i++) cin>>c[i],ok[i]=1;
    for(i=1;i<=m;i++) cin>>w[i];
    for(i=1;i<=2*m;i++)
    {
        cin>>u;
        if(u>0) car.push(u); else ok[pos[-u]]=1;
        while(car.size()>0)
        {
            int u=car.front(),k=Find();
            if(k>n) break;
            pos[u]=k; ok[k]=0;
            res+=w[u]*c[k];
            car.pop();
        }
    }
    cout<<res;
}

• Subtask 1: 100 / 100