Submission #534065

#	Time	Username	Problem	Language	Result	Execution time	Memory
534065		devariaota	Garage (IOI09_garage)	C++17	100 / 100	2 ms	332 KiB

garage

#include <bits/stdc++.h>
 
using namespace std;
using ll = long long;
 
const int N = 102;
const int M = 2002;
bool vis[N];
int pos[M];
 
int main(){
    int n, m; cin >> n >> m;
    ll r[n + 1], w[m + 1];
    ll ans = 0;
 
    for(int i = 1; i <= n; i++) cin >> r[i];
    for(int i = 1; i <= m; i++) cin >> w[i];
 
    queue<int>q;
 
    for(int i = 0; i < 2*m; i++){
        int x; cin >> x;
 
        if(x > 0) q.push(x);
        else if(x < 0) vis[pos[-x]] = false;
 
        if(!q.empty()){
            int now = q.front();
            for(int j = 1; j <= n; j++){
                if(!vis[j]){
                    pos[now] = j;
                    ans += r[j]*w[now];
                    vis[j] = true;
                    q.pop();
                    break;
                }
            }
        }
    }
 
    cout << ans << endl;
 
    return 0;
}

• Subtask 1: 100 / 100