///2017 I problema 2
#include <iostream>

using namespace std;

void alg(int a[],int b[],int n,int m,bool &raspuns,
        int &k,int &nrMax)
{
    int i,c=1,s=0,secv=0;
    nrMax = -1;
    for(i=1;i<=n;++i)
    {
        if(c>m)
            break;
        s+=a[i];
        secv++;
        if(s==b[c])
        {
            if(secv>nrMax)
            {
                k = c;
                nrMax=secv;
            }
            s=secv=0;c++;
        }
        else if(s>b[c])
        {
            raspuns = false;
            k=nrMax=-1;
            return;
        }
    }
    if(i==n+1 && c==m+1)
        raspuns = true;
    else
    {
        raspuns = false;
        k=nrMax=-1;
    }
}
int main()
{
    int n,m,a[101],b[101],x,k;
    bool r;
    cin>>n;
    for(int i=1;i<=n;++i)
        cin>>a[i];
    cin>>m;
    for(int i=1;i<=m;++i)
        cin>>b[i];
    alg(a,b,n,m,r,k,x);
    cout<<r<<' '<<x;
    return 0;
}