#include<stdio.h>
#include<string>
#include<iostream>
using namespace std;
const int maxn=10001;
string ch[maxn];
string s;
int n;
int work()
{
	for(int i=1;i<=n;i++)
	 if(s.find(ch[i],0)!=string::npos)
	 {
		s.erase(s.find(ch[i],0),ch[i].length());
		work();
	 }
}
int main()
{
	freopen("censor.in","r",stdin);
	freopen("censor.out","w",stdout);
	cin>>s;
	scanf("%d",&n);
	for(int i=1;i<=n;i++)
	{
		cin>>ch[i];
	}
	work();
	cout<<s;
}