Submission #974081

#	Time	Username	Problem	Language	Result	Execution time	Memory
974081		marinaluca	Garage (IOI09_garage)	C++17	100 / 100	2 ms	2528 KiB

garage

#include <bits/stdc++.h>
#pragma GCC optimize ("O4")
#pragma GCC optimize ("fast-math")
#pragma GCC optimize ("unroll-loops")

using namespace std;
#define int long long
#define ll long long
#define xx first
#define yy second
#define all (x) begin(x), end(x)

int n, m;
const int NMAX = 1e5 + 10;
int v[NMAX], w[NMAX], ans[NMAX];
int sum;
queue <int> pq;
signed main(void){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cin >> n >> m;
    for (int i = 1; i <= n; ++ i){
        cin >> v[i];
    }
    for (int i = 1; i <= m; ++ i){
        cin >> w[i];
    }
    for (int i = 0; i < 2 * m; ++ i){
        int x;
        cin >> x;
        if (x > 0)
            pq.push(x);
        else{
            for (int i = 1; i <= n; ++ i){
                if (ans[i] == -x){
                    ans[i] = 0;
                }
            }
        }
        for (int i = 1; i <= n; ++ i){
            if (!pq.empty() && ans[i] == 0){
                ans[i] = pq.front();
                pq.pop();
                sum += w[ans[i]] * v[i];
            }
        }
    }
    cout << sum;
    return 0 ^ 0;
}

• Subtask 1: 100 / 100