#include <bits/stdc++.h> //Andrei Alexandru a.k.a Sho10
#define ll long long
#define double long double
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#define all(a) (a).begin(), (a).end()
#define f first
#define s second
#define pb push_back
#define mp make_pair
#define pi pair
#define rc(s) return cout<<s,0
#define endl '\n'
#define mod 1000007
#define PI 3.14159265359
#define MAXN 100005
#define INF 1000000005
#define LINF 1000000000000000005ll
#define CODE_START ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
ll n,a[105],b[2005],m,d[2005];
map<ll,ll>viz;
int32_t main(){
CODE_START;
cin>>n>>m;
for(ll i=1;i<=n;i++)
{
cin>>a[i];
}
for(ll i=1;i<=m;i++)
{
cin>>b[i];
d[i]=-1;
}
queue<ll>q;
ll ans=0;
for(ll i=1;i<=2*m;i++)
{
ll x;
cin>>x;
if(x>0){
q.push(x);
}else {
x=abs(x);
viz[d[x]]--;
d[x]=-1;
}
if(!q.empty()){
ll nr=q.front();
ll val=0;
for(ll j=1;j<=n;j++)
{
if(viz[j]==0&&val==0){
val++;
ans+=a[j]*b[nr];
viz[j]++;
d[nr]=j;
}
}
if(val!=0){
q.pop();
}
}
}
cout<<ans<<endl;
}
# |
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 |
364 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 |
364 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 |
2 ms |
364 KB |
Output is correct |
15 |
Correct |
2 ms |
364 KB |
Output is correct |
16 |
Correct |
2 ms |
364 KB |
Output is correct |
17 |
Correct |
3 ms |
364 KB |
Output is correct |
18 |
Correct |
4 ms |
364 KB |
Output is correct |
19 |
Correct |
6 ms |
364 KB |
Output is correct |
20 |
Correct |
5 ms |
364 KB |
Output is correct |