#include <bits/stdc++.h>
using namespace std;
int n,k,a[200005],b[200005],t[200005];
vector<int> v;
int rez[200005],cnt[200005];
int auxa[200005],auxb[200005];
vector<pair<int,int>> Q[200005];
class arbore_de_intervale
{
int ai[2500005];
public:
void update(int poz, int val, int nod, int a, int b)
{
if(a==b)
{
ai[nod] = max(ai[nod],val);
return;
}
int mij = (a+b)>>1;
if(poz<=mij)
{
update(poz,val,nod*2,a,mij);
}
else
{
update(poz,val,nod*2+1,mij+1,b);
}
ai[nod] = max(ai[nod*2],ai[nod*2+1]);
}
int query(int qa, int qb, int nod, int a, int b)
{
if(qa<=a && qb>=b)
{
return ai[nod];
}
int mij = (a+b)>>1;
int rez1 = 0, rez2 = 0;
if(qa<=mij)
{
rez1 = query(qa,qb,nod*2,a,mij);
}
if(qb>mij)
{
rez2 = query(qa,qb,nod*2+1,mij+1,b);
}
return max(rez1,rez2);
}
}ai;
class arbore_indexat_binar
{
int aib[600005];
private:
int ub(int x)
{
return (x&(-x));
}
public:
void update(int poz, int val)
{
for(int i=poz;i<=v.back();i+=ub(i))
{
aib[poz]+=val;
}
}
int query(int qa, int qb)
{
int rez = 0;
for(int i=qb;i>=1;i-=ub(i))
{
rez+=aib[i];
}
for(int i=qa-1;i>=1;i-=ub(i))
{
rez-=aib[i];
}
return rez;
}
}aib;
int get_poz(int val)
{
int st = 1;
int dr = v.size();
int poz = 0;
while(st<=dr)
{
int mij = (st+dr)>>1;
if(v[mij-1]>=val)
{
poz = mij;
dr = mij-1;
}
else
{
st = mij+1;
}
}
return poz;
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(0);
cin>>n>>k;
for(int i=1; i<=n; i++)
{
cin>>a[i]>>b[i];
auxa[i] = a[i];
auxb[i] = b[i];
v.push_back(a[i]);
v.push_back(b[i]);
}
for(int i=1; i<=k; i++)
{
cin>>t[i];
v.push_back(t[i]);
}
sort(v.begin(),v.end());
for(int i=1; i<=n; i++)
{
// a[i] = get_poz(a[i]);
// b[i] = get_poz(b[i]);
}
for(int i=1; i<=k; i++)
{
// t[i] = get_poz(t[i]);
}
for(int i=1; i<=k; i++)
{
ai.update(t[i],i,1,1,v.back());
}
for(int i=1;i<=n;i++)
{
if(a[i]==b[i])
{
continue;
}
int poz = ai.query(min(a[i],b[i]),max(a[i],b[i])-1,1,1,v.back());
if(poz)
{
rez[i] = max(a[i],b[i]);
}
else
{
rez[i] = a[i];
}
Q[poz+1].push_back({max(a[i],b[i]),i});
}
for(int i=k;i>=1;i--)
{
aib.update(t[i],+1);
for(auto it : Q[i])
{
cnt[it.second] = aib.query(it.first,v.back());
}
}
long long sum = 0;
for(int i=1;i<=n;i++)
{
if(a[i]==b[i])
{
sum+=auxa[i];
continue;
}
if(cnt[i]%2==1)
{
if(rez[i]==a[i])
{
rez[i] = b[i];
}
else
{
rez[i] = a[i];
}
}
if(rez[i]==a[i])
{
sum+=auxa[i];
}
else
{
sum+=auxb[i];
}
}
cout<<sum<<'\n';
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
9 ms |
10084 KB |
Execution killed with signal 11 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
9 ms |
10084 KB |
Execution killed with signal 11 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
9 ms |
10084 KB |
Execution killed with signal 11 |
| 2 |
Halted |
0 ms |
0 KB |
- |
