#include<iostream>
#include<cstring>
#include<iomanip>
using namespace std;
bool bo1[26],bo2[26];
int a[26],s[26],d[26][26];
int n,m,ans;
void Count()
{
int k=0;
for (int i=1;i<=m;i++)
if (bo1[i]) k++;
if (k>=ans)
return ;
memset(s,0,sizeof(s));
for (int i=1;i<=m;i++)
if (bo1[i])
for (int j=1;j<=n;j++)
s[j]+=d[i][j];
for (int i=1;i<=n;i++)
if (a[i]>s[i]) 
return ;
ans=k;
for (int i=0;i<=15;i++) 
bo2[i]=bo1[i];
}
void dfs(int dep)
{
if (dep==m+1)
{
Count();
return ;
}
bo1[dep]=true;
dfs(dep+1);
bo1[dep]=false;
dfs(dep+1);
}
int main()
{
freopen("holstein.in","r",stdin);
freopen("holstein.out","w",stdout);
cin>>n;
for (int i=1;i<=n;i++) 
cin>>a[i];
cin>>m;
for (int i=1;i<=m;i++)
for (int j=1;j<=n;j++)
cin>>d[i][j];
ans=0xFFFFFFF;
memset(bo1,false,sizeof(bo1));
dfs(1);
cout<<ans<<;
for (int i=1;i<=m;i++)
if (bo2[i])
cout<<i<<;
printf("
");
return 0;
}