#include<bits/stdc++.h>
using namespace std;
int main()
{
int n,m;
cin>>n>>m;
int par[n+1],we[m+1],pos[m+1];
for(int x=1;x<n+1;x++)
cin>>par[x];
for(int x=1;x<m+1;x++)
cin>>we[x];
queue<int> q;
set<int> s;
for(int x=0;x<n;x++)
s.insert(x+1);
int ans=0,cur;
for(int x=0;x<2*m;x++)
{
cin>>cur;
if(cur>0)
{
if(s.empty())
q.push(cur);
else
{
pos[cur]=*s.begin();
s.erase(*s.begin());
ans+=we[cur]*par[pos[cur]];
}
}
else
{
s.insert(pos[-cur]);
if(!q.empty())
{
cur=q.front();
q.pop();
pos[cur]=*s.begin();
s.erase(*s.begin());
ans+=we[cur]*par[pos[cur]];
}
}
}
cout<<ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
224 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
2 ms |
212 KB |
Output is correct |
19 |
Correct |
2 ms |
212 KB |
Output is correct |
20 |
Correct |
2 ms |
212 KB |
Output is correct |