#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int main() {
	// your code goes here
	ll t;
	cin>>t;
	map<string,ll>mp1;
	map<string,ll>mp2;
	string s;
	vector<string >v1;
	vector<string>v2;
	set<ll>k;
	for(ll i=0;i<t;i++){
		cin>>s;
		v1.push_back(s);
		mp1[s]++;
	}
    for(ll i=0;i<t;i++) {
    	cin>>s;
    	v2.push_back(s);
    	mp2[s]++;
    }
    ll p=0;
    for(auto itr : mp1){
    	if(mp2[itr.first] >= itr.second ){
    		itr.second =0;
    	}
    	else itr.second -= mp2[itr.first];
     p+=itr.second;
    }cout<<p;
	return 0;
}

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