#include<fstream>
#include<algorithm>
#include<vector>
using namespace std;


int n,c;
int v[20000], a[10];

vector<int> res;

void normalize(int v[], int n)
{
    sort(v, v+c);
    int base = v[0];
    for(int i = 0; i < c; i++)
        v[i] -= base;
}

void leggiFile()
{
    ifstream in("moosick.in");

    in >> n;
    for(int i = 0; i < n; i++)
        in >> v[i];

    in >> c;
    for(int i = 0; i < c; i++)
        in >> a[i];

    normalize(a, c);

    in.close();
}

void scriviRis()
{
    ofstream out("moosick.out");
    out << res.size() << "\n";
    for(int i = 0; i < res.size(); i++)
        out << res[i] << "\n";
    out.close();
}

void calcola()
{
    int w[10];
    for(int i = 0; i < n-c+1; i++)
    {
        for(int j = 0; j < c; j++)
            w[j] = v[i+j];

        normalize(w, c);

        bool equals = true;
        for(int j = 0; j < c; j++)
            if(w[j] != a[j])
            {
                equals = false;
                break;
            }

        if(equals)
            res.push_back(i+1);
    }
}

int main()
{
    leggiFile();
    calcola();
    scriviRis();
}