/in/foo.cc:1:33: warning: extra tokens at end of #include directive
 #include <bits/stdc++.h>typedef long long ll;ll t[30000];ll a[30000],b[30000];using namespace std;int main(){    memset(a,20001,sizeof(a));    memset(b,20001,sizeof(b));    ll n;    cin>>n;    for(int i=0;i<n;i++)    {        ll x;        cin>>x;        t[x]++;    }    ll k=1;    for(int i=1;i<=20000;i++)    {        while(t[i])        {            t[i]--;            a[k++]=i;        }    }    ll i=1,j=1;    ll w=1;    ll e=0;    ll s=0;    while(w<n)    {        if(a[i]>b[j])        {            e=b[j];            j++;        }        else        {            e=a[i];            i++;        }        if(a[i]>b[j])        {            e+=b[j];            j++;        }        else        {            e+=a[i];            i++;        }        s+=e;        b[w++]=e;    }    cout<<s<<endl;    return 0;}
                                 ^~~~
/in/foo.cc:7:40: fatal error: bits/stdc++.h>typede: No such file or directory
compilation terminated.