/**
* author: milos
* created: 10.01.2021 01:24:34
**/
#include <bits/stdc++.h>
using namespace std;
int main() {
ios::sync_with_stdio(false);
cin.tie(0);
int n, m;
cin >> n >> m;
vector<int> a(n);
for (int i = 0; i < n; i++) {
cin >> a[i];
}
vector<int> b(m);
for (int i = 0; i < m; i++) {
cin >> b[i];
}
vector<int> que;
vector<int> p(n);
iota(p.begin(), p.end(), 0);
vector<int> l(m);
for (int i = 0; i < 2 * m; i++) {
int x;
cin >> x;
if (x > 0) {
--x;
if (!p.empty()) {
sort(p.begin(), p.end());
l[x] = p[0];
p.erase(p.begin());
} else {
que.push_back(x);
}
} else {
x = -x;
--x;
if (!que.empty()) {
l[que[0]] = l[x];
que.erase(que.begin());
} else {
p.push_back(l[x]);
}
}
}
long long ans = 0;
for (int i = 0; i < m; i++) {
ans += a[l[i]] * b[i];
}
cout << ans << '\n';
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
1 ms |
364 KB |
Output is correct |
13 |
Correct |
1 ms |
364 KB |
Output is correct |
14 |
Correct |
1 ms |
364 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
364 KB |
Output is correct |
17 |
Correct |
2 ms |
364 KB |
Output is correct |
18 |
Correct |
2 ms |
364 KB |
Output is correct |
19 |
Correct |
2 ms |
492 KB |
Output is correct |
20 |
Correct |
3 ms |
364 KB |
Output is correct |