#include<bits/stdc++.h>
using namespace std;

int m,n,r;
int a[105],b;
int ans[105];
int tem=1;

int main(){
	freopen("killer.in","r",stdin);
	freopen("killer.out","w",stdout);
	cin >> m >> n >> r;
	for(int i=1;i<=m;i++){
		cin >> a[i];
	}
	int k;
	for(int i=1;i<=n;i++){
		cin >> b;
		k=0;
		for(int j=1;j<=m;j++){
			if(b%a[j]==0){
				k++;
//			cout << i << " " << j << endl;
			}
		}
		if(k==m){
			cout << i;
			return 0;
		}
		if(k>=r){
			ans[tem]=i;
//			cout << ans[tem] << endl <<endl;
			tem++;
		}
	}
	if(tem==1){
		cout << 0;
	}
	for(int i=1;i<tem;i++){
		cout << ans[i] << " ";
	}
	return 0;
}