Submission #292433

#	Time	Username	Problem	Language	Result	Execution time	Memory
292433		Ruba_K	Garage (IOI09_garage)	C++14	100 / 100	2 ms	512 KiB

garage

#include <bits/stdc++.h>

using namespace std;
const int N = 5e5 + 1 ;

#define ll long long



int main()
{ios_base::sync_with_stdio(false);cin.tie(0);

   int n , m ;
   cin >> n >> m ;
   int cost[n + 1] , cars[m + 1];
   set<int>av;


   for(int i = 1 ; i <= n ; i ++){
    cin >> cost[i];
    av.insert(i);
   }

   for(int i = 1 ; i <= m ; i ++)
    cin >> cars[i];

   ll ans = 0 ;
   queue<int>q ;
   map<int , int >mp ;
   for(int i = 0 ; i < m * 2 ; i ++){
        int a ;
        cin >> a ;
        if(a < 0){
            av.insert(mp[-a]);
            int b = *av.begin();
            if(q.size()){
                int f = q.front();
                q.pop();
                ans += cost[b] * 1ll * cars[f];
                av.erase(b);
                mp[f] = b ;
            }
            }
        else{
            q.push(a);
            if(av.empty())
                continue ;


            int b = *av.begin();
            int f = q.front();
            q.pop();
            ans += 1ll * cost[b] * cars[f];

            av.erase(b);
            mp[f] = b ;
        }

   }

   cout << ans ;


    return 0;

}

• Subtask 1: 100 / 100