Submission #717654

#	Time	Username	Problem	Language	Result	Execution time	Memory
717654		ZeroCool	Garage (IOI09_garage)	C++14	100 / 100	2 ms	340 KiB

garage

#include <bits/stdc++.h>
#define ll long long
#define inf INT_MAX
#define endl '\n'

using namespace std;

const int mxn = 20;

void solve(){
    int n, m;
    long long result = 0;
    cin>>n>>m;
    vector<int>r(n + 1), w(m + 1);
    for(int i = 1;i <= n;++i)cin>>r[i];
    for(int i = 1;i <= m;++i)cin>>w[i];
    vector<int>p(n + 1);
    queue<int>q;
    for(int i = 0;i < 2 * m;++i){
        int c;
        cin>>c;
        bool park = false;
        if(c > 0){
            for(int j = 1;j <= n;++j){
                if(!p[j]){
                    p[j] = c;
                    result += w[c] * r[j];
                    park = true;
                    break;
                }
            }
            if(!park){
                q.push(c);
            }
        }
        else{
            for(int j = 1;j <= n;++j){
                if(-c == p[j]){
                    p[j] = 0;
                    break;
                }
            }
            if(!q.empty()){
                int cur = q.front();
                q.pop();
                for(int j = 1;j <= n;++j){
                    if(!p[j]){
                        p[j] = cur;
                        result += w[cur] * r[j];
                        break;
                    }
                }
            }
        }
    }
    cout<<result<<endl;

}
 
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int t = 1;
    //cin>>t;
    while(t--) solve();
}

• Subtask 1: 100 / 100