#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
int main()
{
vector <int> arr1;
vector <int> arr2;
int n;
cin >> n;
for(int i = 0 ; i < n ; ++i)
{
int temp; cin >> temp;
arr1.push_back(temp);
}
cin >> n;
for(int i = 0 ; i < n ; ++i)
{
int temp; cin >> temp;
arr2.push_back(temp);
}
for(int i = 0 ; i < arr1.size() ; i++)
if(find(arr2.begin(), arr2.end(), arr1[i]) == arr2.end())
cout << arr1[i] << ' ';
}
a, b, c, max: longint;
begin
readln(a, b, c);
max := a;
if (b > max) then
max := b;
if (c > max) then
max := c;
writeln(max);
end.